Home / 124,291,997.55-186,445,469.51-38,031,151.63

Finding the Fourth Proportional to 124,291,997.55, 186,445,469.51 and 38,031,151.63

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Solution

The fourth proportional to 124,291,997.55, 186,445,469.51 and 38,031,151.63 is: 57,049,014.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,291,997.55 : 186,445,469.51 = 38,031,151.63 : x
  2. Step 2: Convert to fraction form
    124,291,997.55/186,445,469.51 = 38,031,151.63/x
  3. Step 3: Cross multiply
    124,291,997.55x = 186,445,469.51 × 38,031,151.63
  4. Step 4: Simplify right side
    124,291,997.55x = 7,090,735,921,661,352
  5. Step 5: Solve for x
    x = 7,090,735,921,661,352/124,291,997.55
  6. Step 6: Final answer
    x = 57,049,014.11

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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.