Home / 121,788,538.54-182,838,697.17-104,626,537.18

Finding the Fourth Proportional to 121,788,538.54, 182,838,697.17 and 104,626,537.18

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Solution

The fourth proportional to 121,788,538.54, 182,838,697.17 and 104,626,537.18 is: 157,073,727.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,788,538.54 : 182,838,697.17 = 104,626,537.18 : x
  2. Step 2: Convert to fraction form
    121,788,538.54/182,838,697.17 = 104,626,537.18/x
  3. Step 3: Cross multiply
    121,788,538.54x = 182,838,697.17 × 104,626,537.18
  4. Step 4: Simplify right side
    121,788,538.54x = 19,129,779,746,550,316
  5. Step 5: Solve for x
    x = 19,129,779,746,550,316/121,788,538.54
  6. Step 6: Final answer
    x = 157,073,727.76

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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.