Home / 43,143,882,981.50-64,715,824,472.28-12,124,734,693.50

Finding the Fourth Proportional to 43,143,882,981.50, 64,715,824,472.28 and 12,124,734,693.50

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Solution

The fourth proportional to 43,143,882,981.50, 64,715,824,472.28 and 12,124,734,693.50 is: 18,187,102,040.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,143,882,981.50 : 64,715,824,472.28 = 12,124,734,693.50 : x
  2. Step 2: Convert to fraction form
    43,143,882,981.50/64,715,824,472.28 = 12,124,734,693.50/x
  3. Step 3: Cross multiply
    43,143,882,981.50x = 64,715,824,472.28 × 12,124,734,693.50
  4. Step 4: Simplify right side
    43,143,882,981.50x = 784,662,202,197,509,668,864
  5. Step 5: Solve for x
    x = 784,662,202,197,509,668,864/43,143,882,981.50
  6. Step 6: Final answer
    x = 18,187,102,040.26

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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.