Home / 721,810,600.80-1,082,715,901.20-176,552,134.80

Finding the Fourth Proportional to 721,810,600.80, 1,082,715,901.20 and 176,552,134.80

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Solution

The fourth proportional to 721,810,600.80, 1,082,715,901.20 and 176,552,134.80 is: 264,828,202.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    721,810,600.80 : 1,082,715,901.20 = 176,552,134.80 : x
  2. Step 2: Convert to fraction form
    721,810,600.80/1,082,715,901.20 = 176,552,134.80/x
  3. Step 3: Cross multiply
    721,810,600.80x = 1,082,715,901.20 × 176,552,134.80
  4. Step 4: Simplify right side
    721,810,600.80x = 191,155,803,738,765,888
  5. Step 5: Solve for x
    x = 191,155,803,738,765,888/721,810,600.80
  6. Step 6: Final answer
    x = 264,828,202.20

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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.