Home / 1,451,337,543.84-2,003,015,845.28-824,900,136.48

Finding the Fourth Proportional to 1,451,337,543.84, 2,003,015,845.28 and 824,900,136.48

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Solution

The fourth proportional to 1,451,337,543.84, 2,003,015,845.28 and 824,900,136.48 is: 1,138,458,831.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,451,337,543.84 : 2,003,015,845.28 = 824,900,136.48 : x
  2. Step 2: Convert to fraction form
    1,451,337,543.84/2,003,015,845.28 = 824,900,136.48/x
  3. Step 3: Cross multiply
    1,451,337,543.84x = 2,003,015,845.28 × 824,900,136.48
  4. Step 4: Simplify right side
    1,451,337,543.84x = 1,652,288,044,143,074,560
  5. Step 5: Solve for x
    x = 1,652,288,044,143,074,560/1,451,337,543.84
  6. Step 6: Final answer
    x = 1,138,458,831.41

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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.