Home / 7,207,720,368.23-9,950,103,209.92-4,800,409,005.13

Finding the Fourth Proportional to 7,207,720,368.23, 9,950,103,209.92 and 4,800,409,005.13

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Solution

The fourth proportional to 7,207,720,368.23, 9,950,103,209.92 and 4,800,409,005.13 is: 6,626,861,561.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,207,720,368.23 : 9,950,103,209.92 = 4,800,409,005.13 : x
  2. Step 2: Convert to fraction form
    7,207,720,368.23/9,950,103,209.92 = 4,800,409,005.13/x
  3. Step 3: Cross multiply
    7,207,720,368.23x = 9,950,103,209.92 × 4,800,409,005.13
  4. Step 4: Simplify right side
    7,207,720,368.23x = 47,764,565,050,873,503,744
  5. Step 5: Solve for x
    x = 47,764,565,050,873,503,744/7,207,720,368.23
  6. Step 6: Final answer
    x = 6,626,861,561.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.