Home / 72,693,111.30-109,039,666.95-29,593,246.20

Finding the Fourth Proportional to 72,693,111.30, 109,039,666.95 and 29,593,246.20

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Solution

The fourth proportional to 72,693,111.30, 109,039,666.95 and 29,593,246.20 is: 44,389,869.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,693,111.30 : 109,039,666.95 = 29,593,246.20 : x
  2. Step 2: Convert to fraction form
    72,693,111.30/109,039,666.95 = 29,593,246.20/x
  3. Step 3: Cross multiply
    72,693,111.30x = 109,039,666.95 × 29,593,246.20
  4. Step 4: Simplify right side
    72,693,111.30x = 3,226,837,709,617,353
  5. Step 5: Solve for x
    x = 3,226,837,709,617,353/72,693,111.30
  6. Step 6: Final answer
    x = 44,389,869.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.