Home / 1,214,267,956.73-1,675,690,340.92-657,351,003.79

Finding the Fourth Proportional to 1,214,267,956.73, 1,675,690,340.92 and 657,351,003.79

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Solution

The fourth proportional to 1,214,267,956.73, 1,675,690,340.92 and 657,351,003.79 is: 907,144,688.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,267,956.73 : 1,675,690,340.92 = 657,351,003.79 : x
  2. Step 2: Convert to fraction form
    1,214,267,956.73/1,675,690,340.92 = 657,351,003.79/x
  3. Step 3: Cross multiply
    1,214,267,956.73x = 1,675,690,340.92 × 657,351,003.79
  4. Step 4: Simplify right side
    1,214,267,956.73x = 1,101,516,727,649,167,360
  5. Step 5: Solve for x
    x = 1,101,516,727,649,167,360/1,214,267,956.73
  6. Step 6: Final answer
    x = 907,144,688.74

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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.