Home / 1,534,497,624.32-2,117,602,738.56-856,307,464.48

Finding the Fourth Proportional to 1,534,497,624.32, 2,117,602,738.56 and 856,307,464.48

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Solution

The fourth proportional to 1,534,497,624.32, 2,117,602,738.56 and 856,307,464.48 is: 1,181,702,078.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,534,497,624.32 : 2,117,602,738.56 = 856,307,464.48 : x
  2. Step 2: Convert to fraction form
    1,534,497,624.32/2,117,602,738.56 = 856,307,464.48/x
  3. Step 3: Cross multiply
    1,534,497,624.32x = 2,117,602,738.56 × 856,307,464.48
  4. Step 4: Simplify right side
    1,534,497,624.32x = 1,813,319,031,832,217,856
  5. Step 5: Solve for x
    x = 1,813,319,031,832,217,856/1,534,497,624.32
  6. Step 6: Final answer
    x = 1,181,702,078.32

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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.