Home / 1,539,648,002.70-2,309,472,004.05-1,485,228,444.30

Finding the Fourth Proportional to 1,539,648,002.70, 2,309,472,004.05 and 1,485,228,444.30

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Solution

The fourth proportional to 1,539,648,002.70, 2,309,472,004.05 and 1,485,228,444.30 is: 2,227,842,666.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,539,648,002.70 : 2,309,472,004.05 = 1,485,228,444.30 : x
  2. Step 2: Convert to fraction form
    1,539,648,002.70/2,309,472,004.05 = 1,485,228,444.30/x
  3. Step 3: Cross multiply
    1,539,648,002.70x = 2,309,472,004.05 × 1,485,228,444.30
  4. Step 4: Simplify right side
    1,539,648,002.70x = 3,430,093,511,729,585,152
  5. Step 5: Solve for x
    x = 3,430,093,511,729,585,152/1,539,648,002.70
  6. Step 6: Final answer
    x = 2,227,842,666.45

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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.