Home / 744,645,525.09-1,027,683,409.22-556,146,563.82

Finding the Fourth Proportional to 744,645,525.09, 1,027,683,409.22 and 556,146,563.82

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Solution

The fourth proportional to 744,645,525.09, 1,027,683,409.22 and 556,146,563.82 is: 767,536,468.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,645,525.09 : 1,027,683,409.22 = 556,146,563.82 : x
  2. Step 2: Convert to fraction form
    744,645,525.09/1,027,683,409.22 = 556,146,563.82/x
  3. Step 3: Cross multiply
    744,645,525.09x = 1,027,683,409.22 × 556,146,563.82
  4. Step 4: Simplify right side
    744,645,525.09x = 571,542,596,729,745,216
  5. Step 5: Solve for x
    x = 571,542,596,729,745,216/744,645,525.09
  6. Step 6: Final answer
    x = 767,536,468.66

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Double scale
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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.