Home / 73,103,455.80-109,655,183.70-30,003,590.70

Finding the Fourth Proportional to 73,103,455.80, 109,655,183.70 and 30,003,590.70

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Solution

The fourth proportional to 73,103,455.80, 109,655,183.70 and 30,003,590.70 is: 45,005,386.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,103,455.80 : 109,655,183.70 = 30,003,590.70 : x
  2. Step 2: Convert to fraction form
    73,103,455.80/109,655,183.70 = 30,003,590.70/x
  3. Step 3: Cross multiply
    73,103,455.80x = 109,655,183.70 × 30,003,590.70
  4. Step 4: Simplify right side
    73,103,455.80x = 3,290,049,249,868,111.50
  5. Step 5: Solve for x
    x = 3,290,049,249,868,111.50/73,103,455.80
  6. Step 6: Final answer
    x = 45,005,386.05

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Similar ratio
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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.