Home / 48,387,005.80-72,580,508.70-43,460,132.20

Finding the Fourth Proportional to 48,387,005.80, 72,580,508.70 and 43,460,132.20

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Solution

The fourth proportional to 48,387,005.80, 72,580,508.70 and 43,460,132.20 is: 65,190,198.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,387,005.80 : 72,580,508.70 = 43,460,132.20 : x
  2. Step 2: Convert to fraction form
    48,387,005.80/72,580,508.70 = 43,460,132.20/x
  3. Step 3: Cross multiply
    48,387,005.80x = 72,580,508.70 × 43,460,132.20
  4. Step 4: Simplify right side
    48,387,005.80x = 3,154,358,503,245,250.50
  5. Step 5: Solve for x
    x = 3,154,358,503,245,250.50/48,387,005.80
  6. Step 6: Final answer
    x = 65,190,198.30

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1.5x scale

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.