Home / 1,418,850,207.20-1,958,934,607.80-1,269,913,407.68

Finding the Fourth Proportional to 1,418,850,207.20, 1,958,934,607.80 and 1,269,913,407.68

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Solution

The fourth proportional to 1,418,850,207.20, 1,958,934,607.80 and 1,269,913,407.68 is: 1,753,305,113.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,418,850,207.20 : 1,958,934,607.80 = 1,269,913,407.68 : x
  2. Step 2: Convert to fraction form
    1,418,850,207.20/1,958,934,607.80 = 1,269,913,407.68/x
  3. Step 3: Cross multiply
    1,418,850,207.20x = 1,958,934,607.80 × 1,269,913,407.68
  4. Step 4: Simplify right side
    1,418,850,207.20x = 2,487,677,323,213,582,336
  5. Step 5: Solve for x
    x = 2,487,677,323,213,582,336/1,418,850,207.20
  6. Step 6: Final answer
    x = 1,753,305,113.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.