Home / 115,074,099.59-172,679,250.24-42,341,956.25

Finding the Fourth Proportional to 115,074,099.59, 172,679,250.24 and 42,341,956.25

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Solution

The fourth proportional to 115,074,099.59, 172,679,250.24 and 42,341,956.25 is: 63,537,992.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,074,099.59 : 172,679,250.24 = 42,341,956.25 : x
  2. Step 2: Convert to fraction form
    115,074,099.59/172,679,250.24 = 42,341,956.25/x
  3. Step 3: Cross multiply
    115,074,099.59x = 172,679,250.24 × 42,341,956.25
  4. Step 4: Simplify right side
    115,074,099.59x = 7,311,577,258,081,486
  5. Step 5: Solve for x
    x = 7,311,577,258,081,486/115,074,099.59
  6. Step 6: Final answer
    x = 63,537,992.34

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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.