Home / 14,952,898,504.64-20,641,353,632.43-9,316,898,940.92

Finding the Fourth Proportional to 14,952,898,504.64, 20,641,353,632.43 and 9,316,898,940.92

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Solution

The fourth proportional to 14,952,898,504.64, 20,641,353,632.43 and 9,316,898,940.92 is: 12,861,279,419.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,952,898,504.64 : 20,641,353,632.43 = 9,316,898,940.92 : x
  2. Step 2: Convert to fraction form
    14,952,898,504.64/20,641,353,632.43 = 9,316,898,940.92/x
  3. Step 3: Cross multiply
    14,952,898,504.64x = 20,641,353,632.43 × 9,316,898,940.92
  4. Step 4: Simplify right side
    14,952,898,504.64x = 192,313,405,797,011,095,552
  5. Step 5: Solve for x
    x = 192,313,405,797,011,095,552/14,952,898,504.64
  6. Step 6: Final answer
    x = 12,861,279,419.33

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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.