Home / 1,587,785,039-2,381,948,895.22-654,597,759.25

Finding the Fourth Proportional to 1,587,785,039, 2,381,948,895.22 and 654,597,759.25

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Solution

The fourth proportional to 1,587,785,039, 2,381,948,895.22 and 654,597,759.25 is: 982,008,503.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,587,785,039 : 2,381,948,895.22 = 654,597,759.25 : x
  2. Step 2: Convert to fraction form
    1,587,785,039/2,381,948,895.22 = 654,597,759.25/x
  3. Step 3: Cross multiply
    1,587,785,039x = 2,381,948,895.22 × 654,597,759.25
  4. Step 4: Simplify right side
    1,587,785,039x = 1,559,218,409,443,842,304
  5. Step 5: Solve for x
    x = 1,559,218,409,443,842,304/1,587,785,039
  6. Step 6: Final answer
    x = 982,008,503.13

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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.