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Finding the Fourth Proportional to 318,328,641.49, 477,492,962.03 and 88,297,726.04

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Solution

The fourth proportional to 318,328,641.49, 477,492,962.03 and 88,297,726.04 is: 132,446,589.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,328,641.49 : 477,492,962.03 = 88,297,726.04 : x
  2. Step 2: Convert to fraction form
    318,328,641.49/477,492,962.03 = 88,297,726.04/x
  3. Step 3: Cross multiply
    318,328,641.49x = 477,492,962.03 × 88,297,726.04
  4. Step 4: Simplify right side
    318,328,641.49x = 42,161,542,747,353,064
  5. Step 5: Solve for x
    x = 42,161,542,747,353,064/318,328,641.49
  6. Step 6: Final answer
    x = 132,446,589.00

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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.