Home / 880,849,934.56-1,215,650,372.48-484,442,770.88

Finding the Fourth Proportional to 880,849,934.56, 1,215,650,372.48 and 484,442,770.88

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Solution

The fourth proportional to 880,849,934.56, 1,215,650,372.48 and 484,442,770.88 is: 668,573,626.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,849,934.56 : 1,215,650,372.48 = 484,442,770.88 : x
  2. Step 2: Convert to fraction form
    880,849,934.56/1,215,650,372.48 = 484,442,770.88/x
  3. Step 3: Cross multiply
    880,849,934.56x = 1,215,650,372.48 × 484,442,770.88
  4. Step 4: Simplify right side
    880,849,934.56x = 588,913,034,865,515,264
  5. Step 5: Solve for x
    x = 588,913,034,865,515,264/880,849,934.56
  6. Step 6: Final answer
    x = 668,573,626.18

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.