Home / 1,260,752,101.84-1,892,275,747.05-671,037,433.69

Finding the Fourth Proportional to 1,260,752,101.84, 1,892,275,747.05 and 671,037,433.69

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Solution

The fourth proportional to 1,260,752,101.84, 1,892,275,747.05 and 671,037,433.69 is: 1,007,166,959.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,260,752,101.84 : 1,892,275,747.05 = 671,037,433.69 : x
  2. Step 2: Convert to fraction form
    1,260,752,101.84/1,892,275,747.05 = 671,037,433.69/x
  3. Step 3: Cross multiply
    1,260,752,101.84x = 1,892,275,747.05 × 671,037,433.69
  4. Step 4: Simplify right side
    1,260,752,101.84x = 1,269,787,861,134,259,712
  5. Step 5: Solve for x
    x = 1,269,787,861,134,259,712/1,260,752,101.84
  6. Step 6: Final answer
    x = 1,007,166,959.53

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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.