Home / 114,961,368.60-158,623,006.05-66,059,348.76

Finding the Fourth Proportional to 114,961,368.60, 158,623,006.05 and 66,059,348.76

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Solution

The fourth proportional to 114,961,368.60, 158,623,006.05 and 66,059,348.76 is: 91,148,292.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,961,368.60 : 158,623,006.05 = 66,059,348.76 : x
  2. Step 2: Convert to fraction form
    114,961,368.60/158,623,006.05 = 66,059,348.76/x
  3. Step 3: Cross multiply
    114,961,368.60x = 158,623,006.05 × 66,059,348.76
  4. Step 4: Simplify right side
    114,961,368.60x = 10,478,532,478,016,540
  5. Step 5: Solve for x
    x = 10,478,532,478,016,540/114,961,368.60
  6. Step 6: Final answer
    x = 91,148,292.73

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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.