Home / 115,260,497.43-172,902,854.24-37,543,457.40

Finding the Fourth Proportional to 115,260,497.43, 172,902,854.24 and 37,543,457.40

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Solution

The fourth proportional to 115,260,497.43, 172,902,854.24 and 37,543,457.40 is: 56,319,130.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,260,497.43 : 172,902,854.24 = 37,543,457.40 : x
  2. Step 2: Convert to fraction form
    115,260,497.43/172,902,854.24 = 37,543,457.40/x
  3. Step 3: Cross multiply
    115,260,497.43x = 172,902,854.24 × 37,543,457.40
  4. Step 4: Simplify right side
    115,260,497.43x = 6,491,370,942,497,849
  5. Step 5: Solve for x
    x = 6,491,370,942,497,849/115,260,497.43
  6. Step 6: Final answer
    x = 56,319,130.03

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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.