Home / 654,914,663.60-982,371,995.40-396,634,337.60

Finding the Fourth Proportional to 654,914,663.60, 982,371,995.40 and 396,634,337.60

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Solution

The fourth proportional to 654,914,663.60, 982,371,995.40 and 396,634,337.60 is: 594,951,506.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,914,663.60 : 982,371,995.40 = 396,634,337.60 : x
  2. Step 2: Convert to fraction form
    654,914,663.60/982,371,995.40 = 396,634,337.60/x
  3. Step 3: Cross multiply
    654,914,663.60x = 982,371,995.40 × 396,634,337.60
  4. Step 4: Simplify right side
    654,914,663.60x = 389,642,465,672,269,248
  5. Step 5: Solve for x
    x = 389,642,465,672,269,248/654,914,663.60
  6. Step 6: Final answer
    x = 594,951,506.40

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Double scale
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Similar ratio
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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.