Home / 927,298,795.40-1,390,948,193.10-913,693,905.80

Finding the Fourth Proportional to 927,298,795.40, 1,390,948,193.10 and 913,693,905.80

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Solution

The fourth proportional to 927,298,795.40, 1,390,948,193.10 and 913,693,905.80 is: 1,370,540,858.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,298,795.40 : 1,390,948,193.10 = 913,693,905.80 : x
  2. Step 2: Convert to fraction form
    927,298,795.40/1,390,948,193.10 = 913,693,905.80/x
  3. Step 3: Cross multiply
    927,298,795.40x = 1,390,948,193.10 × 913,693,905.80
  4. Step 4: Simplify right side
    927,298,795.40x = 1,270,900,887,318,991,360
  5. Step 5: Solve for x
    x = 1,270,900,887,318,991,360/927,298,795.40
  6. Step 6: Final answer
    x = 1,370,540,858.70

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Double scale
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Similar ratio
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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.