Home / 488,359,880.20-732,539,820.30-181,588,515.40

Finding the Fourth Proportional to 488,359,880.20, 732,539,820.30 and 181,588,515.40

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Solution

The fourth proportional to 488,359,880.20, 732,539,820.30 and 181,588,515.40 is: 272,382,773.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,359,880.20 : 732,539,820.30 = 181,588,515.40 : x
  2. Step 2: Convert to fraction form
    488,359,880.20/732,539,820.30 = 181,588,515.40/x
  3. Step 3: Cross multiply
    488,359,880.20x = 732,539,820.30 × 181,588,515.40
  4. Step 4: Simplify right side
    488,359,880.20x = 133,020,818,439,659,776
  5. Step 5: Solve for x
    x = 133,020,818,439,659,776/488,359,880.20
  6. Step 6: Final answer
    x = 272,382,773.10

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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.