Home / 146,195,038.68-219,137,483.52-68,406,403.56

Finding the Fourth Proportional to 146,195,038.68, 219,137,483.52 and 68,406,403.56

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Solution

The fourth proportional to 146,195,038.68, 219,137,483.52 and 68,406,403.56 is: 102,537,044.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,195,038.68 : 219,137,483.52 = 68,406,403.56 : x
  2. Step 2: Convert to fraction form
    146,195,038.68/219,137,483.52 = 68,406,403.56/x
  3. Step 3: Cross multiply
    146,195,038.68x = 219,137,483.52 × 68,406,403.56
  4. Step 4: Simplify right side
    146,195,038.68x = 14,990,407,132,791,970
  5. Step 5: Solve for x
    x = 14,990,407,132,791,970/146,195,038.68
  6. Step 6: Final answer
    x = 102,537,044.13

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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.