Home / 406,127,569.23-560,490,729.71-229,946,610.87

Finding the Fourth Proportional to 406,127,569.23, 560,490,729.71 and 229,946,610.87

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Solution

The fourth proportional to 406,127,569.23, 560,490,729.71 and 229,946,610.87 is: 317,345,960.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,127,569.23 : 560,490,729.71 = 229,946,610.87 : x
  2. Step 2: Convert to fraction form
    406,127,569.23/560,490,729.71 = 229,946,610.87/x
  3. Step 3: Cross multiply
    406,127,569.23x = 560,490,729.71 × 229,946,610.87
  4. Step 4: Simplify right side
    406,127,569.23x = 128,882,943,719,718,000
  5. Step 5: Solve for x
    x = 128,882,943,719,718,000/406,127,569.23
  6. Step 6: Final answer
    x = 317,345,960.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.