Home / 764,961,927.10-1,147,442,890.65-598,514,605.90

Finding the Fourth Proportional to 764,961,927.10, 1,147,442,890.65 and 598,514,605.90

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Solution

The fourth proportional to 764,961,927.10, 1,147,442,890.65 and 598,514,605.90 is: 897,771,908.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,961,927.10 : 1,147,442,890.65 = 598,514,605.90 : x
  2. Step 2: Convert to fraction form
    764,961,927.10/1,147,442,890.65 = 598,514,605.90/x
  3. Step 3: Cross multiply
    764,961,927.10x = 1,147,442,890.65 × 598,514,605.90
  4. Step 4: Simplify right side
    764,961,927.10x = 686,761,329,490,141,568
  5. Step 5: Solve for x
    x = 686,761,329,490,141,568/764,961,927.10
  6. Step 6: Final answer
    x = 897,771,908.85

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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.