Home / 488,592,002.40-732,888,003.60-440,219,061.60

Finding the Fourth Proportional to 488,592,002.40, 732,888,003.60 and 440,219,061.60

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Solution

The fourth proportional to 488,592,002.40, 732,888,003.60 and 440,219,061.60 is: 660,328,592.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,592,002.40 : 732,888,003.60 = 440,219,061.60 : x
  2. Step 2: Convert to fraction form
    488,592,002.40/732,888,003.60 = 440,219,061.60/x
  3. Step 3: Cross multiply
    488,592,002.40x = 732,888,003.60 × 440,219,061.60
  4. Step 4: Simplify right side
    488,592,002.40x = 322,631,269,202,689,472
  5. Step 5: Solve for x
    x = 322,631,269,202,689,472/488,592,002.40
  6. Step 6: Final answer
    x = 660,328,592.40

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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.