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Finding the Fourth Proportional to 292,993,233.80, 439,559,834.70 and 88,523,313.80

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Solution

The fourth proportional to 292,993,233.80, 439,559,834.70 and 88,523,313.80 is: 132,806,115.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,993,233.80 : 439,559,834.70 = 88,523,313.80 : x
  2. Step 2: Convert to fraction form
    292,993,233.80/439,559,834.70 = 88,523,313.80/x
  3. Step 3: Cross multiply
    292,993,233.80x = 439,559,834.70 × 88,523,313.80
  4. Step 4: Simplify right side
    292,993,233.80x = 38,911,293,181,024,224
  5. Step 5: Solve for x
    x = 38,911,293,181,024,224/292,993,233.80
  6. Step 6: Final answer
    x = 132,806,115.27

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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.