Home / 442,850,673.40-664,276,010.10-410,602,046.20

Finding the Fourth Proportional to 442,850,673.40, 664,276,010.10 and 410,602,046.20

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Solution

The fourth proportional to 442,850,673.40, 664,276,010.10 and 410,602,046.20 is: 615,903,069.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,850,673.40 : 664,276,010.10 = 410,602,046.20 : x
  2. Step 2: Convert to fraction form
    442,850,673.40/664,276,010.10 = 410,602,046.20/x
  3. Step 3: Cross multiply
    442,850,673.40x = 664,276,010.10 × 410,602,046.20
  4. Step 4: Simplify right side
    442,850,673.40x = 272,753,088,988,631,872
  5. Step 5: Solve for x
    x = 272,753,088,988,631,872/442,850,673.40
  6. Step 6: Final answer
    x = 615,903,069.30

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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.