Home / 146,113,776.66-219,198,862.89-47,719,031.12

Finding the Fourth Proportional to 146,113,776.66, 219,198,862.89 and 47,719,031.12

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Solution

The fourth proportional to 146,113,776.66, 219,198,862.89 and 47,719,031.12 is: 71,587,755.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,113,776.66 : 219,198,862.89 = 47,719,031.12 : x
  2. Step 2: Convert to fraction form
    146,113,776.66/219,198,862.89 = 47,719,031.12/x
  3. Step 3: Cross multiply
    146,113,776.66x = 219,198,862.89 × 47,719,031.12
  4. Step 4: Simplify right side
    146,113,776.66x = 10,459,957,358,620,528
  5. Step 5: Solve for x
    x = 10,459,957,358,620,528/146,113,776.66
  6. Step 6: Final answer
    x = 71,587,755.77

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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.