Home / 147,399,998.46-221,092,022.25-45,164,332.14

Finding the Fourth Proportional to 147,399,998.46, 221,092,022.25 and 45,164,332.14

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Solution

The fourth proportional to 147,399,998.46, 221,092,022.25 and 45,164,332.14 is: 67,744,054.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,399,998.46 : 221,092,022.25 = 45,164,332.14 : x
  2. Step 2: Convert to fraction form
    147,399,998.46/221,092,022.25 = 45,164,332.14/x
  3. Step 3: Cross multiply
    147,399,998.46x = 221,092,022.25 × 45,164,332.14
  4. Step 4: Simplify right side
    147,399,998.46x = 9,985,473,526,403,270
  5. Step 5: Solve for x
    x = 9,985,473,526,403,270/147,399,998.46
  6. Step 6: Final answer
    x = 67,744,054.48

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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.