Home / 216,017,985.61-323,990,462.35-60,536,035.92

Finding the Fourth Proportional to 216,017,985.61, 323,990,462.35 and 60,536,035.92

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Solution

The fourth proportional to 216,017,985.61, 323,990,462.35 and 60,536,035.92 is: 90,793,820.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,017,985.61 : 323,990,462.35 = 60,536,035.92 : x
  2. Step 2: Convert to fraction form
    216,017,985.61/323,990,462.35 = 60,536,035.92/x
  3. Step 3: Cross multiply
    216,017,985.61x = 323,990,462.35 × 60,536,035.92
  4. Step 4: Simplify right side
    216,017,985.61x = 19,613,098,267,847,640
  5. Step 5: Solve for x
    x = 19,613,098,267,847,640/216,017,985.61
  6. Step 6: Final answer
    x = 90,793,820.77

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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.