Home / 764,961,921.60-1,147,442,882.40-598,514,600.40

Finding the Fourth Proportional to 764,961,921.60, 1,147,442,882.40 and 598,514,600.40

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Solution

The fourth proportional to 764,961,921.60, 1,147,442,882.40 and 598,514,600.40 is: 897,771,900.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,961,921.60 : 1,147,442,882.40 = 598,514,600.40 : x
  2. Step 2: Convert to fraction form
    764,961,921.60/1,147,442,882.40 = 598,514,600.40/x
  3. Step 3: Cross multiply
    764,961,921.60x = 1,147,442,882.40 × 598,514,600.40
  4. Step 4: Simplify right side
    764,961,921.60x = 686,761,318,241,460,224
  5. Step 5: Solve for x
    x = 686,761,318,241,460,224/764,961,921.60
  6. Step 6: Final answer
    x = 897,771,900.60

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Double scale
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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.