Home / 203,010,755.58-304,266,465.45-80,065,663.74

Finding the Fourth Proportional to 203,010,755.58, 304,266,465.45 and 80,065,663.74

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Solution

The fourth proportional to 203,010,755.58, 304,266,465.45 and 80,065,663.74 is: 120,000,028.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,010,755.58 : 304,266,465.45 = 80,065,663.74 : x
  2. Step 2: Convert to fraction form
    203,010,755.58/304,266,465.45 = 80,065,663.74/x
  3. Step 3: Cross multiply
    203,010,755.58x = 304,266,465.45 × 80,065,663.74
  4. Step 4: Simplify right side
    203,010,755.58x = 24,361,296,510,078,024
  5. Step 5: Solve for x
    x = 24,361,296,510,078,024/203,010,755.58
  6. Step 6: Final answer
    x = 120,000,028.77

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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.