Home / 185,520,684.54-278,280,866.91-47,346,280.53

Finding the Fourth Proportional to 185,520,684.54, 278,280,866.91 and 47,346,280.53

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Solution

The fourth proportional to 185,520,684.54, 278,280,866.91 and 47,346,280.53 is: 71,019,379.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,520,684.54 : 278,280,866.91 = 47,346,280.53 : x
  2. Step 2: Convert to fraction form
    185,520,684.54/278,280,866.91 = 47,346,280.53/x
  3. Step 3: Cross multiply
    185,520,684.54x = 278,280,866.91 × 47,346,280.53
  4. Step 4: Simplify right side
    185,520,684.54x = 13,175,563,990,852,456
  5. Step 5: Solve for x
    x = 13,175,563,990,852,456/185,520,684.54
  6. Step 6: Final answer
    x = 71,019,379.99

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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.