Home / 20,694,615,937.20-31,041,923,905.80-5,973,117,620.40

Finding the Fourth Proportional to 20,694,615,937.20, 31,041,923,905.80 and 5,973,117,620.40

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Solution

The fourth proportional to 20,694,615,937.20, 31,041,923,905.80 and 5,973,117,620.40 is: 8,959,676,430.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,694,615,937.20 : 31,041,923,905.80 = 5,973,117,620.40 : x
  2. Step 2: Convert to fraction form
    20,694,615,937.20/31,041,923,905.80 = 5,973,117,620.40/x
  3. Step 3: Cross multiply
    20,694,615,937.20x = 31,041,923,905.80 × 5,973,117,620.40
  4. Step 4: Simplify right side
    20,694,615,937.20x = 185,417,062,652,849,946,624
  5. Step 5: Solve for x
    x = 185,417,062,652,849,946,624/20,694,615,937.20
  6. Step 6: Final answer
    x = 8,959,676,430.60

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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.