Home / 605,557,809.40-908,336,714.10-497,941,006.90

Finding the Fourth Proportional to 605,557,809.40, 908,336,714.10 and 497,941,006.90

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Solution

The fourth proportional to 605,557,809.40, 908,336,714.10 and 497,941,006.90 is: 746,911,510.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,557,809.40 : 908,336,714.10 = 497,941,006.90 : x
  2. Step 2: Convert to fraction form
    605,557,809.40/908,336,714.10 = 497,941,006.90/x
  3. Step 3: Cross multiply
    605,557,809.40x = 908,336,714.10 × 497,941,006.90
  4. Step 4: Simplify right side
    605,557,809.40x = 452,298,098,023,191,424
  5. Step 5: Solve for x
    x = 452,298,098,023,191,424/605,557,809.40
  6. Step 6: Final answer
    x = 746,911,510.35

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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.