Home / 20,155,397,320.20-30,233,095,980.30-14,931,119,713.80

Finding the Fourth Proportional to 20,155,397,320.20, 30,233,095,980.30 and 14,931,119,713.80

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Solution

The fourth proportional to 20,155,397,320.20, 30,233,095,980.30 and 14,931,119,713.80 is: 22,396,679,570.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,155,397,320.20 : 30,233,095,980.30 = 14,931,119,713.80 : x
  2. Step 2: Convert to fraction form
    20,155,397,320.20/30,233,095,980.30 = 14,931,119,713.80/x
  3. Step 3: Cross multiply
    20,155,397,320.20x = 30,233,095,980.30 × 14,931,119,713.80
  4. Step 4: Simplify right side
    20,155,397,320.20x = 451,413,975,400,664,858,624
  5. Step 5: Solve for x
    x = 451,413,975,400,664,858,624/20,155,397,320.20
  6. Step 6: Final answer
    x = 22,396,679,570.70

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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.