Home / 552,618,639.47-762,680,595.02-314,521,713.86

Finding the Fourth Proportional to 552,618,639.47, 762,680,595.02 and 314,521,713.86

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Solution

The fourth proportional to 552,618,639.47, 762,680,595.02 and 314,521,713.86 is: 434,078,025.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,618,639.47 : 762,680,595.02 = 314,521,713.86 : x
  2. Step 2: Convert to fraction form
    552,618,639.47/762,680,595.02 = 314,521,713.86/x
  3. Step 3: Cross multiply
    552,618,639.47x = 762,680,595.02 × 314,521,713.86
  4. Step 4: Simplify right side
    552,618,639.47x = 239,879,607,868,068,992
  5. Step 5: Solve for x
    x = 239,879,607,868,068,992/552,618,639.47
  6. Step 6: Final answer
    x = 434,078,025.48

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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.