Home / 185,520,683.54-278,280,865.41-47,346,279.53

Finding the Fourth Proportional to 185,520,683.54, 278,280,865.41 and 47,346,279.53

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Solution

The fourth proportional to 185,520,683.54, 278,280,865.41 and 47,346,279.53 is: 71,019,378.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,520,683.54 : 278,280,865.41 = 47,346,279.53 : x
  2. Step 2: Convert to fraction form
    185,520,683.54/278,280,865.41 = 47,346,279.53/x
  3. Step 3: Cross multiply
    185,520,683.54x = 278,280,865.41 × 47,346,279.53
  4. Step 4: Simplify right side
    185,520,683.54x = 13,175,563,640,160,764
  5. Step 5: Solve for x
    x = 13,175,563,640,160,764/185,520,683.54
  6. Step 6: Final answer
    x = 71,019,378.48

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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.