Home / 788,830,108.10-1,180,977,680.55-482,720,092.10

Finding the Fourth Proportional to 788,830,108.10, 1,180,977,680.55 and 482,720,092.10

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Solution

The fourth proportional to 788,830,108.10, 1,180,977,680.55 and 482,720,092.10 is: 722,692,565.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,830,108.10 : 1,180,977,680.55 = 482,720,092.10 : x
  2. Step 2: Convert to fraction form
    788,830,108.10/1,180,977,680.55 = 482,720,092.10/x
  3. Step 3: Cross multiply
    788,830,108.10x = 1,180,977,680.55 × 482,720,092.10
  4. Step 4: Simplify right side
    788,830,108.10x = 570,081,654,723,140,352
  5. Step 5: Solve for x
    x = 570,081,654,723,140,352/788,830,108.10
  6. Step 6: Final answer
    x = 722,692,565.70

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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.