Home / 788,179,375.20-1,182,269,062.80-497,941,730.40

Finding the Fourth Proportional to 788,179,375.20, 1,182,269,062.80 and 497,941,730.40

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Solution

The fourth proportional to 788,179,375.20, 1,182,269,062.80 and 497,941,730.40 is: 746,912,595.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,179,375.20 : 1,182,269,062.80 = 497,941,730.40 : x
  2. Step 2: Convert to fraction form
    788,179,375.20/1,182,269,062.80 = 497,941,730.40/x
  3. Step 3: Cross multiply
    788,179,375.20x = 1,182,269,062.80 × 497,941,730.40
  4. Step 4: Simplify right side
    788,179,375.20x = 588,701,102,929,018,240
  5. Step 5: Solve for x
    x = 588,701,102,929,018,240/788,179,375.20
  6. Step 6: Final answer
    x = 746,912,595.60

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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.