Home / 93,653,866,142.52-129,238,991,305.20-53,007,904,938.72

Finding the Fourth Proportional to 93,653,866,142.52, 129,238,991,305.20 and 53,007,904,938.72

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Solution

The fourth proportional to 93,653,866,142.52, 129,238,991,305.20 and 53,007,904,938.72 is: 73,149,016,134.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,653,866,142.52 : 129,238,991,305.20 = 53,007,904,938.72 : x
  2. Step 2: Convert to fraction form
    93,653,866,142.52/129,238,991,305.20 = 53,007,904,938.72/x
  3. Step 3: Cross multiply
    93,653,866,142.52x = 129,238,991,305.20 × 53,007,904,938.72
  4. Step 4: Simplify right side
    93,653,866,142.52x = 6,850,688,165,482,102,521,856
  5. Step 5: Solve for x
    x = 6,850,688,165,482,102,521,856/93,653,866,142.52
  6. Step 6: Final answer
    x = 73,149,016,134.12

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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.