Home / 556,487,553.60-834,731,330.40-192,981,909.60

Finding the Fourth Proportional to 556,487,553.60, 834,731,330.40 and 192,981,909.60

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Solution

The fourth proportional to 556,487,553.60, 834,731,330.40 and 192,981,909.60 is: 289,472,864.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,487,553.60 : 834,731,330.40 = 192,981,909.60 : x
  2. Step 2: Convert to fraction form
    556,487,553.60/834,731,330.40 = 192,981,909.60/x
  3. Step 3: Cross multiply
    556,487,553.60x = 834,731,330.40 × 192,981,909.60
  4. Step 4: Simplify right side
    556,487,553.60x = 161,088,046,143,540,512
  5. Step 5: Solve for x
    x = 161,088,046,143,540,512/556,487,553.60
  6. Step 6: Final answer
    x = 289,472,864.40

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1.5x scale

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.