Home / 65,580,868.33-98,371,290.19-19,523,411.05

Finding the Fourth Proportional to 65,580,868.33, 98,371,290.19 and 19,523,411.05

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Solution

The fourth proportional to 65,580,868.33, 98,371,290.19 and 19,523,411.05 is: 29,285,112.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,580,868.33 : 98,371,290.19 = 19,523,411.05 : x
  2. Step 2: Convert to fraction form
    65,580,868.33/98,371,290.19 = 19,523,411.05/x
  3. Step 3: Cross multiply
    65,580,868.33x = 98,371,290.19 × 19,523,411.05
  4. Step 4: Simplify right side
    65,580,868.33x = 1,920,543,133,898,202.75
  5. Step 5: Solve for x
    x = 1,920,543,133,898,202.75/65,580,868.33
  6. Step 6: Final answer
    x = 29,285,112.91

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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.