Home / 204,657,951.60-306,986,927.40-112,506,082.20

Finding the Fourth Proportional to 204,657,951.60, 306,986,927.40 and 112,506,082.20

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Solution

The fourth proportional to 204,657,951.60, 306,986,927.40 and 112,506,082.20 is: 168,759,123.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,657,951.60 : 306,986,927.40 = 112,506,082.20 : x
  2. Step 2: Convert to fraction form
    204,657,951.60/306,986,927.40 = 112,506,082.20/x
  3. Step 3: Cross multiply
    204,657,951.60x = 306,986,927.40 × 112,506,082.20
  4. Step 4: Simplify right side
    204,657,951.60x = 34,537,896,488,389,832
  5. Step 5: Solve for x
    x = 34,537,896,488,389,832/204,657,951.60
  6. Step 6: Final answer
    x = 168,759,123.30

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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.