Home / 268,344,005.80-402,516,008.70-237,733,004.20

Finding the Fourth Proportional to 268,344,005.80, 402,516,008.70 and 237,733,004.20

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Solution

The fourth proportional to 268,344,005.80, 402,516,008.70 and 237,733,004.20 is: 356,599,506.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,344,005.80 : 402,516,008.70 = 237,733,004.20 : x
  2. Step 2: Convert to fraction form
    268,344,005.80/402,516,008.70 = 237,733,004.20/x
  3. Step 3: Cross multiply
    268,344,005.80x = 402,516,008.70 × 237,733,004.20
  4. Step 4: Simplify right side
    268,344,005.80x = 95,691,339,986,844,336
  5. Step 5: Solve for x
    x = 95,691,339,986,844,336/268,344,005.80
  6. Step 6: Final answer
    x = 356,599,506.30

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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.