Home / 1,264,544,632.32-1,745,092,255.44-692,318,139.12

Finding the Fourth Proportional to 1,264,544,632.32, 1,745,092,255.44 and 692,318,139.12

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Solution

The fourth proportional to 1,264,544,632.32, 1,745,092,255.44 and 692,318,139.12 is: 955,410,344.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,264,544,632.32 : 1,745,092,255.44 = 692,318,139.12 : x
  2. Step 2: Convert to fraction form
    1,264,544,632.32/1,745,092,255.44 = 692,318,139.12/x
  3. Step 3: Cross multiply
    1,264,544,632.32x = 1,745,092,255.44 × 692,318,139.12
  4. Step 4: Simplify right side
    1,264,544,632.32x = 1,208,159,022,878,944,512
  5. Step 5: Solve for x
    x = 1,208,159,022,878,944,512/1,264,544,632.32
  6. Step 6: Final answer
    x = 955,410,344.56

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Half scale
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Double scale
Find fourth proportional to 1,264,544,633.32, 1,745,092,256.82 and 692,318,140.12
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.