Home / 2,073,605,460.80-3,110,856,088.80-619,729,851.20

Finding the Fourth Proportional to 2,073,605,460.80, 3,110,856,088.80 and 619,729,851.20

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Solution

The fourth proportional to 2,073,605,460.80, 3,110,856,088.80 and 619,729,851.20 is: 929,728,638.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,073,605,460.80 : 3,110,856,088.80 = 619,729,851.20 : x
  2. Step 2: Convert to fraction form
    2,073,605,460.80/3,110,856,088.80 = 619,729,851.20/x
  3. Step 3: Cross multiply
    2,073,605,460.80x = 3,110,856,088.80 × 619,729,851.20
  4. Step 4: Simplify right side
    2,073,605,460.80x = 1,927,890,381,016,638,208
  5. Step 5: Solve for x
    x = 1,927,890,381,016,638,208/2,073,605,460.80
  6. Step 6: Final answer
    x = 929,728,638.10

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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.