Home / 22,379,928,585.88-30,884,141,545.71-12,218,656,122.88

Finding the Fourth Proportional to 22,379,928,585.88, 30,884,141,545.71 and 12,218,656,122.88

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Solution

The fourth proportional to 22,379,928,585.88, 30,884,141,545.71 and 12,218,656,122.88 is: 16,861,658,148.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,379,928,585.88 : 30,884,141,545.71 = 12,218,656,122.88 : x
  2. Step 2: Convert to fraction form
    22,379,928,585.88/30,884,141,545.71 = 12,218,656,122.88/x
  3. Step 3: Cross multiply
    22,379,928,585.88x = 30,884,141,545.71 × 12,218,656,122.88
  4. Step 4: Simplify right side
    22,379,928,585.88x = 377,362,705,197,382,041,600
  5. Step 5: Solve for x
    x = 377,362,705,197,382,041,600/22,379,928,585.88
  6. Step 6: Final answer
    x = 16,861,658,148.25

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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.