Home / 20,361,341,760.06-28,098,210,993.12-11,788,129,889.04

Finding the Fourth Proportional to 20,361,341,760.06, 28,098,210,993.12 and 11,788,129,889.04

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Solution

The fourth proportional to 20,361,341,760.06, 28,098,210,993.12 and 11,788,129,889.04 is: 16,267,364,142.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,361,341,760.06 : 28,098,210,993.12 = 11,788,129,889.04 : x
  2. Step 2: Convert to fraction form
    20,361,341,760.06/28,098,210,993.12 = 11,788,129,889.04/x
  3. Step 3: Cross multiply
    20,361,341,760.06x = 28,098,210,993.12 × 11,788,129,889.04
  4. Step 4: Simplify right side
    20,361,341,760.06x = 331,225,360,836,550,197,248
  5. Step 5: Solve for x
    x = 331,225,360,836,550,197,248/20,361,341,760.06
  6. Step 6: Final answer
    x = 16,267,364,142.29

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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.