Home / 229,035,618.20-343,553,427.30-137,202,613.40

Finding the Fourth Proportional to 229,035,618.20, 343,553,427.30 and 137,202,613.40

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Solution

The fourth proportional to 229,035,618.20, 343,553,427.30 and 137,202,613.40 is: 205,803,920.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,035,618.20 : 343,553,427.30 = 137,202,613.40 : x
  2. Step 2: Convert to fraction form
    229,035,618.20/343,553,427.30 = 137,202,613.40/x
  3. Step 3: Cross multiply
    229,035,618.20x = 343,553,427.30 × 137,202,613.40
  4. Step 4: Simplify right side
    229,035,618.20x = 47,136,428,068,086,912
  5. Step 5: Solve for x
    x = 47,136,428,068,086,912/229,035,618.20
  6. Step 6: Final answer
    x = 205,803,920.10

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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.