Home / 161,417,727.30-242,167,144.95-46,402,478.76

Finding the Fourth Proportional to 161,417,727.30, 242,167,144.95 and 46,402,478.76

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Solution

The fourth proportional to 161,417,727.30, 242,167,144.95 and 46,402,478.76 is: 69,615,376.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,417,727.30 : 242,167,144.95 = 46,402,478.76 : x
  2. Step 2: Convert to fraction form
    161,417,727.30/242,167,144.95 = 46,402,478.76/x
  3. Step 3: Cross multiply
    161,417,727.30x = 242,167,144.95 × 46,402,478.76
  4. Step 4: Simplify right side
    161,417,727.30x = 11,237,155,799,912,216
  5. Step 5: Solve for x
    x = 11,237,155,799,912,216/161,417,727.30
  6. Step 6: Final answer
    x = 69,615,376.13

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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.