Home / 115,034,710.01-172,555,607.95-50,305,196.21

Finding the Fourth Proportional to 115,034,710.01, 172,555,607.95 and 50,305,196.21

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Solution

The fourth proportional to 115,034,710.01, 172,555,607.95 and 50,305,196.21 is: 75,459,343.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,034,710.01 : 172,555,607.95 = 50,305,196.21 : x
  2. Step 2: Convert to fraction form
    115,034,710.01/172,555,607.95 = 50,305,196.21/x
  3. Step 3: Cross multiply
    115,034,710.01x = 172,555,607.95 × 50,305,196.21
  4. Step 4: Simplify right side
    115,034,710.01x = 8,680,443,714,072,044
  5. Step 5: Solve for x
    x = 8,680,443,714,072,044/115,034,710.01
  6. Step 6: Final answer
    x = 75,459,343.65

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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.