Home / 1,539,648,773.70-2,309,473,160.55-925,917,087.30

Finding the Fourth Proportional to 1,539,648,773.70, 2,309,473,160.55 and 925,917,087.30

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Solution

The fourth proportional to 1,539,648,773.70, 2,309,473,160.55 and 925,917,087.30 is: 1,388,875,630.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,539,648,773.70 : 2,309,473,160.55 = 925,917,087.30 : x
  2. Step 2: Convert to fraction form
    1,539,648,773.70/2,309,473,160.55 = 925,917,087.30/x
  3. Step 3: Cross multiply
    1,539,648,773.70x = 2,309,473,160.55 × 925,917,087.30
  4. Step 4: Simplify right side
    1,539,648,773.70x = 2,138,380,662,013,981,440
  5. Step 5: Solve for x
    x = 2,138,380,662,013,981,440/1,539,648,773.70
  6. Step 6: Final answer
    x = 1,388,875,630.95

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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.