Home / 2,073,605,518.80-3,110,856,175.80-619,729,909.20

Finding the Fourth Proportional to 2,073,605,518.80, 3,110,856,175.80 and 619,729,909.20

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Solution

The fourth proportional to 2,073,605,518.80, 3,110,856,175.80 and 619,729,909.20 is: 929,728,725.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,073,605,518.80 : 3,110,856,175.80 = 619,729,909.20 : x
  2. Step 2: Convert to fraction form
    2,073,605,518.80/3,110,856,175.80 = 619,729,909.20/x
  3. Step 3: Cross multiply
    2,073,605,518.80x = 3,110,856,175.80 × 619,729,909.20
  4. Step 4: Simplify right side
    2,073,605,518.80x = 1,927,890,615,362,793,472
  5. Step 5: Solve for x
    x = 1,927,890,615,362,793,472/2,073,605,518.80
  6. Step 6: Final answer
    x = 929,728,725.10

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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.