Home / 20,694,612,139.20-31,041,918,208.80-5,973,113,822.40

Finding the Fourth Proportional to 20,694,612,139.20, 31,041,918,208.80 and 5,973,113,822.40

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Solution

The fourth proportional to 20,694,612,139.20, 31,041,918,208.80 and 5,973,113,822.40 is: 8,959,670,733.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,694,612,139.20 : 31,041,918,208.80 = 5,973,113,822.40 : x
  2. Step 2: Convert to fraction form
    20,694,612,139.20/31,041,918,208.80 = 5,973,113,822.40/x
  3. Step 3: Cross multiply
    20,694,612,139.20x = 31,041,918,208.80 × 5,973,113,822.40
  4. Step 4: Simplify right side
    20,694,612,139.20x = 185,416,910,726,793,527,296
  5. Step 5: Solve for x
    x = 185,416,910,726,793,527,296/20,694,612,139.20
  6. Step 6: Final answer
    x = 8,959,670,733.60

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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.