Home / 1,518,660,848.70-2,276,765,385.17-1,396,078,593.93

Finding the Fourth Proportional to 1,518,660,848.70, 2,276,765,385.17 and 1,396,078,593.93

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Solution

The fourth proportional to 1,518,660,848.70, 2,276,765,385.17 and 1,396,078,593.93 is: 2,092,990,953.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,518,660,848.70 : 2,276,765,385.17 = 1,396,078,593.93 : x
  2. Step 2: Convert to fraction form
    1,518,660,848.70/2,276,765,385.17 = 1,396,078,593.93/x
  3. Step 3: Cross multiply
    1,518,660,848.70x = 2,276,765,385.17 × 1,396,078,593.93
  4. Step 4: Simplify right side
    1,518,660,848.70x = 3,178,543,417,629,648,384
  5. Step 5: Solve for x
    x = 3,178,543,417,629,648,384/1,518,660,848.70
  6. Step 6: Final answer
    x = 2,092,990,953.41

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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.