Home / 803,468,257.07-1,108,781,738.64-451,044,154.62

Finding the Fourth Proportional to 803,468,257.07, 1,108,781,738.64 and 451,044,154.62

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Solution

The fourth proportional to 803,468,257.07, 1,108,781,738.64 and 451,044,154.62 is: 622,438,431.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,468,257.07 : 1,108,781,738.64 = 451,044,154.62 : x
  2. Step 2: Convert to fraction form
    803,468,257.07/1,108,781,738.64 = 451,044,154.62/x
  3. Step 3: Cross multiply
    803,468,257.07x = 1,108,781,738.64 × 451,044,154.62
  4. Step 4: Simplify right side
    803,468,257.07x = 500,109,521,962,972,672
  5. Step 5: Solve for x
    x = 500,109,521,962,972,672/803,468,257.07
  6. Step 6: Final answer
    x = 622,438,431.84

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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.