Home / 153,226,185.99-229,832,849.21-71,316,890.52

Finding the Fourth Proportional to 153,226,185.99, 229,832,849.21 and 71,316,890.52

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Solution

The fourth proportional to 153,226,185.99, 229,832,849.21 and 71,316,890.52 is: 106,972,343.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,226,185.99 : 229,832,849.21 = 71,316,890.52 : x
  2. Step 2: Convert to fraction form
    153,226,185.99/229,832,849.21 = 71,316,890.52/x
  3. Step 3: Cross multiply
    153,226,185.99x = 229,832,849.21 × 71,316,890.52
  4. Step 4: Simplify right side
    153,226,185.99x = 16,390,964,144,652,654
  5. Step 5: Solve for x
    x = 16,390,964,144,652,654/153,226,185.99
  6. Step 6: Final answer
    x = 106,972,343.13

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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.