Home / 1,330,683,917.30-1,996,025,875.95-814,123,265.30

Finding the Fourth Proportional to 1,330,683,917.30, 1,996,025,875.95 and 814,123,265.30

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Solution

The fourth proportional to 1,330,683,917.30, 1,996,025,875.95 and 814,123,265.30 is: 1,221,184,897.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,683,917.30 : 1,996,025,875.95 = 814,123,265.30 : x
  2. Step 2: Convert to fraction form
    1,330,683,917.30/1,996,025,875.95 = 814,123,265.30/x
  3. Step 3: Cross multiply
    1,330,683,917.30x = 1,996,025,875.95 × 814,123,265.30
  4. Step 4: Simplify right side
    1,330,683,917.30x = 1,625,011,103,751,706,624
  5. Step 5: Solve for x
    x = 1,625,011,103,751,706,624/1,330,683,917.30
  6. Step 6: Final answer
    x = 1,221,184,897.95

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Double scale
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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.