Home / 204,657,957.10-306,986,935.65-112,506,087.70

Finding the Fourth Proportional to 204,657,957.10, 306,986,935.65 and 112,506,087.70

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Solution

The fourth proportional to 204,657,957.10, 306,986,935.65 and 112,506,087.70 is: 168,759,131.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,657,957.10 : 306,986,935.65 = 112,506,087.70 : x
  2. Step 2: Convert to fraction form
    204,657,957.10/306,986,935.65 = 112,506,087.70/x
  3. Step 3: Cross multiply
    204,657,957.10x = 306,986,935.65 × 112,506,087.70
  4. Step 4: Simplify right side
    204,657,957.10x = 34,537,899,104,993,156
  5. Step 5: Solve for x
    x = 34,537,899,104,993,156/204,657,957.10
  6. Step 6: Final answer
    x = 168,759,131.55

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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.