Home / 1,146,006,065.70-1,719,009,098.55-409,428,839.70

Finding the Fourth Proportional to 1,146,006,065.70, 1,719,009,098.55 and 409,428,839.70

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Solution

The fourth proportional to 1,146,006,065.70, 1,719,009,098.55 and 409,428,839.70 is: 614,143,259.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,006,065.70 : 1,719,009,098.55 = 409,428,839.70 : x
  2. Step 2: Convert to fraction form
    1,146,006,065.70/1,719,009,098.55 = 409,428,839.70/x
  3. Step 3: Cross multiply
    1,146,006,065.70x = 1,719,009,098.55 × 409,428,839.70
  4. Step 4: Simplify right side
    1,146,006,065.70x = 703,811,900,653,069,440
  5. Step 5: Solve for x
    x = 703,811,900,653,069,440/1,146,006,065.70
  6. Step 6: Final answer
    x = 614,143,259.55

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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.