Home / 159,857,457.75-220,605,131.61-93,779,080.11

Finding the Fourth Proportional to 159,857,457.75, 220,605,131.61 and 93,779,080.11

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Solution

The fourth proportional to 159,857,457.75, 220,605,131.61 and 93,779,080.11 is: 129,416,209.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,857,457.75 : 220,605,131.61 = 93,779,080.11 : x
  2. Step 2: Convert to fraction form
    159,857,457.75/220,605,131.61 = 93,779,080.11/x
  3. Step 3: Cross multiply
    159,857,457.75x = 220,605,131.61 × 93,779,080.11
  4. Step 4: Simplify right side
    159,857,457.75x = 20,688,146,309,931,284
  5. Step 5: Solve for x
    x = 20,688,146,309,931,284/159,857,457.75
  6. Step 6: Final answer
    x = 129,416,209.92

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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.