Home / 74,603,488-111,900,095.52-45,854,060.80

Finding the Fourth Proportional to 74,603,488, 111,900,095.52 and 45,854,060.80

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Solution

The fourth proportional to 74,603,488, 111,900,095.52 and 45,854,060.80 is: 68,777,934.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,603,488 : 111,900,095.52 = 45,854,060.80 : x
  2. Step 2: Convert to fraction form
    74,603,488/111,900,095.52 = 45,854,060.80/x
  3. Step 3: Cross multiply
    74,603,488x = 111,900,095.52 × 45,854,060.80
  4. Step 4: Simplify right side
    74,603,488x = 5,131,073,783,499,887
  5. Step 5: Solve for x
    x = 5,131,073,783,499,887/74,603,488
  6. Step 6: Final answer
    x = 68,777,934.13

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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.