Home / 15,120,433,218.30-22,680,649,827.45-9,896,155,611.90

Finding the Fourth Proportional to 15,120,433,218.30, 22,680,649,827.45 and 9,896,155,611.90

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Solution

The fourth proportional to 15,120,433,218.30, 22,680,649,827.45 and 9,896,155,611.90 is: 14,844,233,417.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,120,433,218.30 : 22,680,649,827.45 = 9,896,155,611.90 : x
  2. Step 2: Convert to fraction form
    15,120,433,218.30/22,680,649,827.45 = 9,896,155,611.90/x
  3. Step 3: Cross multiply
    15,120,433,218.30x = 22,680,649,827.45 × 9,896,155,611.90
  4. Step 4: Simplify right side
    15,120,433,218.30x = 224,451,240,071,458,095,104
  5. Step 5: Solve for x
    x = 224,451,240,071,458,095,104/15,120,433,218.30
  6. Step 6: Final answer
    x = 14,844,233,417.85

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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.