Home / 459,177,530,456.70-688,766,295,685.05-452,985,794,034.30

Finding the Fourth Proportional to 459,177,530,456.70, 688,766,295,685.05 and 452,985,794,034.30

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Solution

The fourth proportional to 459,177,530,456.70, 688,766,295,685.05 and 452,985,794,034.30 is: 679,478,691,051.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,177,530,456.70 : 688,766,295,685.05 = 452,985,794,034.30 : x
  2. Step 2: Convert to fraction form
    459,177,530,456.70/688,766,295,685.05 = 452,985,794,034.30/x
  3. Step 3: Cross multiply
    459,177,530,456.70x = 688,766,295,685.05 × 452,985,794,034.30
  4. Step 4: Simplify right side
    459,177,530,456.70x = 312,001,347,354,955,836,555,264
  5. Step 5: Solve for x
    x = 312,001,347,354,955,836,555,264/459,177,530,456.70
  6. Step 6: Final answer
    x = 679,478,691,051.45

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Double scale
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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.