Home / 229,065,947.82-316,108,350.78-124,642,220.00

Finding the Fourth Proportional to 229,065,947.82, 316,108,350.78 and 124,642,220.00

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Solution

The fourth proportional to 229,065,947.82, 316,108,350.78 and 124,642,220.00 is: 172,004,817.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,065,947.82 : 316,108,350.78 = 124,642,220.00 : x
  2. Step 2: Convert to fraction form
    229,065,947.82/316,108,350.78 = 124,642,220.00/x
  3. Step 3: Cross multiply
    229,065,947.82x = 316,108,350.78 × 124,642,220.00
  4. Step 4: Simplify right side
    229,065,947.82x = 39,400,446,600,177,384
  5. Step 5: Solve for x
    x = 39,400,446,600,177,384/229,065,947.82
  6. Step 6: Final answer
    x = 172,004,817.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.