Home / 579,702,951.30-869,554,426.95-396,036,941.70

Finding the Fourth Proportional to 579,702,951.30, 869,554,426.95 and 396,036,941.70

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Solution

The fourth proportional to 579,702,951.30, 869,554,426.95 and 396,036,941.70 is: 594,055,412.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,702,951.30 : 869,554,426.95 = 396,036,941.70 : x
  2. Step 2: Convert to fraction form
    579,702,951.30/869,554,426.95 = 396,036,941.70/x
  3. Step 3: Cross multiply
    579,702,951.30x = 869,554,426.95 × 396,036,941.70
  4. Step 4: Simplify right side
    579,702,951.30x = 344,375,675,890,974,080
  5. Step 5: Solve for x
    x = 344,375,675,890,974,080/579,702,951.30
  6. Step 6: Final answer
    x = 594,055,412.55

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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.