Home / 923,508,159.22-1,274,441,946.83-500,125,106.98

Finding the Fourth Proportional to 923,508,159.22, 1,274,441,946.83 and 500,125,106.98

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Solution

The fourth proportional to 923,508,159.22, 1,274,441,946.83 and 500,125,106.98 is: 690,173,019.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,508,159.22 : 1,274,441,946.83 = 500,125,106.98 : x
  2. Step 2: Convert to fraction form
    923,508,159.22/1,274,441,946.83 = 500,125,106.98/x
  3. Step 3: Cross multiply
    923,508,159.22x = 1,274,441,946.83 × 500,125,106.98
  4. Step 4: Simplify right side
    923,508,159.22x = 637,380,414,998,153,216
  5. Step 5: Solve for x
    x = 637,380,414,998,153,216/923,508,159.22
  6. Step 6: Final answer
    x = 690,173,019.73

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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.