Home / 268,367,443.80-402,551,165.70-266,666,832.60

Finding the Fourth Proportional to 268,367,443.80, 402,551,165.70 and 266,666,832.60

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Solution

The fourth proportional to 268,367,443.80, 402,551,165.70 and 266,666,832.60 is: 400,000,248.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,367,443.80 : 402,551,165.70 = 266,666,832.60 : x
  2. Step 2: Convert to fraction form
    268,367,443.80/402,551,165.70 = 266,666,832.60/x
  3. Step 3: Cross multiply
    268,367,443.80x = 402,551,165.70 × 266,666,832.60
  4. Step 4: Simplify right side
    268,367,443.80x = 107,347,044,316,656,752
  5. Step 5: Solve for x
    x = 107,347,044,316,656,752/268,367,443.80
  6. Step 6: Final answer
    x = 400,000,248.90

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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.