Home / 83,578,868.51-125,368,135.70-22,174,182.16

Finding the Fourth Proportional to 83,578,868.51, 125,368,135.70 and 22,174,182.16

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Solution

The fourth proportional to 83,578,868.51, 125,368,135.70 and 22,174,182.16 is: 33,261,228.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,578,868.51 : 125,368,135.70 = 22,174,182.16 : x
  2. Step 2: Convert to fraction form
    83,578,868.51/125,368,135.70 = 22,174,182.16/x
  3. Step 3: Cross multiply
    83,578,868.51x = 125,368,135.70 × 22,174,182.16
  4. Step 4: Simplify right side
    83,578,868.51x = 2,779,935,877,647,107.50
  5. Step 5: Solve for x
    x = 2,779,935,877,647,107.50/83,578,868.51
  6. Step 6: Final answer
    x = 33,261,228.91

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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.