Home / 1,424,158,934.60-2,136,238,401.90-873,160,905.80

Finding the Fourth Proportional to 1,424,158,934.60, 2,136,238,401.90 and 873,160,905.80

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Solution

The fourth proportional to 1,424,158,934.60, 2,136,238,401.90 and 873,160,905.80 is: 1,309,741,358.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,424,158,934.60 : 2,136,238,401.90 = 873,160,905.80 : x
  2. Step 2: Convert to fraction form
    1,424,158,934.60/2,136,238,401.90 = 873,160,905.80/x
  3. Step 3: Cross multiply
    1,424,158,934.60x = 2,136,238,401.90 × 873,160,905.80
  4. Step 4: Simplify right side
    1,424,158,934.60x = 1,865,279,858,007,748,352
  5. Step 5: Solve for x
    x = 1,865,279,858,007,748,352/1,424,158,934.60
  6. Step 6: Final answer
    x = 1,309,741,358.70

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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.