Home / 118,506,393.38-177,598,189.46-66,715,696.46

Finding the Fourth Proportional to 118,506,393.38, 177,598,189.46 and 66,715,696.46

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Solution

The fourth proportional to 118,506,393.38, 177,598,189.46 and 66,715,696.46 is: 99,982,680.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,506,393.38 : 177,598,189.46 = 66,715,696.46 : x
  2. Step 2: Convert to fraction form
    118,506,393.38/177,598,189.46 = 66,715,696.46/x
  3. Step 3: Cross multiply
    118,506,393.38x = 177,598,189.46 × 66,715,696.46
  4. Step 4: Simplify right side
    118,506,393.38x = 11,848,586,898,637,362
  5. Step 5: Solve for x
    x = 11,848,586,898,637,362/118,506,393.38
  6. Step 6: Final answer
    x = 99,982,680.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.