Home / 74,603,634-111,900,314.52-45,854,206.80

Finding the Fourth Proportional to 74,603,634, 111,900,314.52 and 45,854,206.80

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Solution

The fourth proportional to 74,603,634, 111,900,314.52 and 45,854,206.80 is: 68,778,153.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,603,634 : 111,900,314.52 = 45,854,206.80 : x
  2. Step 2: Convert to fraction form
    74,603,634/111,900,314.52 = 45,854,206.80/x
  3. Step 3: Cross multiply
    74,603,634x = 111,900,314.52 × 45,854,206.80
  4. Step 4: Simplify right side
    74,603,634x = 5,131,100,162,985,122
  5. Step 5: Solve for x
    x = 5,131,100,162,985,122/74,603,634
  6. Step 6: Final answer
    x = 68,778,153.13

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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.