Home / 124,811,670.90-187,217,506.35-83,997,002.10

Finding the Fourth Proportional to 124,811,670.90, 187,217,506.35 and 83,997,002.10

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Solution

The fourth proportional to 124,811,670.90, 187,217,506.35 and 83,997,002.10 is: 125,995,503.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,811,670.90 : 187,217,506.35 = 83,997,002.10 : x
  2. Step 2: Convert to fraction form
    124,811,670.90/187,217,506.35 = 83,997,002.10/x
  3. Step 3: Cross multiply
    124,811,670.90x = 187,217,506.35 × 83,997,002.10
  4. Step 4: Simplify right side
    124,811,670.90x = 15,725,709,274,037,712
  5. Step 5: Solve for x
    x = 15,725,709,274,037,712/124,811,670.90
  6. Step 6: Final answer
    x = 125,995,503.15

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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.