Home / 193,050,517,761.46-266,446,598,949.78-127,829,909,540.98

Finding the Fourth Proportional to 193,050,517,761.46, 266,446,598,949.78 and 127,829,909,540.98

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Solution

The fourth proportional to 193,050,517,761.46, 266,446,598,949.78 and 127,829,909,540.98 is: 176,429,698,486.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,050,517,761.46 : 266,446,598,949.78 = 127,829,909,540.98 : x
  2. Step 2: Convert to fraction form
    193,050,517,761.46/266,446,598,949.78 = 127,829,909,540.98/x
  3. Step 3: Cross multiply
    193,050,517,761.46x = 266,446,598,949.78 × 127,829,909,540.98
  4. Step 4: Simplify right side
    193,050,517,761.46x = 34,059,844,641,252,152,705,024
  5. Step 5: Solve for x
    x = 34,059,844,641,252,152,705,024/193,050,517,761.46
  6. Step 6: Final answer
    x = 176,429,698,486.16

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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.