Home / 317,396,117.70-476,094,176.55-87,400,700.10

Finding the Fourth Proportional to 317,396,117.70, 476,094,176.55 and 87,400,700.10

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Solution

The fourth proportional to 317,396,117.70, 476,094,176.55 and 87,400,700.10 is: 131,101,050.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,396,117.70 : 476,094,176.55 = 87,400,700.10 : x
  2. Step 2: Convert to fraction form
    317,396,117.70/476,094,176.55 = 87,400,700.10/x
  3. Step 3: Cross multiply
    317,396,117.70x = 476,094,176.55 × 87,400,700.10
  4. Step 4: Simplify right side
    317,396,117.70x = 41,610,964,344,003,000
  5. Step 5: Solve for x
    x = 41,610,964,344,003,000/317,396,117.70
  6. Step 6: Final answer
    x = 131,101,050.15

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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.