Home / 790,070,460-1,185,102,304.96-199,866,286.24

Finding the Fourth Proportional to 790,070,460, 1,185,102,304.96 and 199,866,286.24

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Solution

The fourth proportional to 790,070,460, 1,185,102,304.96 and 199,866,286.24 is: 299,798,573.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,070,460 : 1,185,102,304.96 = 199,866,286.24 : x
  2. Step 2: Convert to fraction form
    790,070,460/1,185,102,304.96 = 199,866,286.24/x
  3. Step 3: Cross multiply
    790,070,460x = 1,185,102,304.96 × 199,866,286.24
  4. Step 4: Simplify right side
    790,070,460x = 236,861,996,506,819,136
  5. Step 5: Solve for x
    x = 236,861,996,506,819,136/790,070,460
  6. Step 6: Final answer
    x = 299,798,573.04

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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.