Home / 959,044,931.20-1,437,937,540.80-376,428,131.20

Finding the Fourth Proportional to 959,044,931.20, 1,437,937,540.80 and 376,428,131.20

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Solution

The fourth proportional to 959,044,931.20, 1,437,937,540.80 and 376,428,131.20 is: 564,394,976.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,044,931.20 : 1,437,937,540.80 = 376,428,131.20 : x
  2. Step 2: Convert to fraction form
    959,044,931.20/1,437,937,540.80 = 376,428,131.20/x
  3. Step 3: Cross multiply
    959,044,931.20x = 1,437,937,540.80 × 376,428,131.20
  4. Step 4: Simplify right side
    959,044,931.20x = 541,280,141,265,667,712
  5. Step 5: Solve for x
    x = 541,280,141,265,667,712/959,044,931.20
  6. Step 6: Final answer
    x = 564,394,976.35

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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.