Home / 764,961,903.60-1,147,442,855.40-598,514,582.40

Finding the Fourth Proportional to 764,961,903.60, 1,147,442,855.40 and 598,514,582.40

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Solution

The fourth proportional to 764,961,903.60, 1,147,442,855.40 and 598,514,582.40 is: 897,771,873.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,961,903.60 : 1,147,442,855.40 = 598,514,582.40 : x
  2. Step 2: Convert to fraction form
    764,961,903.60/1,147,442,855.40 = 598,514,582.40/x
  3. Step 3: Cross multiply
    764,961,903.60x = 1,147,442,855.40 × 598,514,582.40
  4. Step 4: Simplify right side
    764,961,903.60x = 686,761,281,427,594,624
  5. Step 5: Solve for x
    x = 686,761,281,427,594,624/764,961,903.60
  6. Step 6: Final answer
    x = 897,771,873.60

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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.