Home / 69,865,402.80-104,798,104.20-39,632,314.80

Finding the Fourth Proportional to 69,865,402.80, 104,798,104.20 and 39,632,314.80

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Solution

The fourth proportional to 69,865,402.80, 104,798,104.20 and 39,632,314.80 is: 59,448,472.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,865,402.80 : 104,798,104.20 = 39,632,314.80 : x
  2. Step 2: Convert to fraction form
    69,865,402.80/104,798,104.20 = 39,632,314.80/x
  3. Step 3: Cross multiply
    69,865,402.80x = 104,798,104.20 × 39,632,314.80
  4. Step 4: Simplify right side
    69,865,402.80x = 4,153,391,456,097,602
  5. Step 5: Solve for x
    x = 4,153,391,456,097,602/69,865,402.80
  6. Step 6: Final answer
    x = 59,448,472.20

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Double scale
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Similar ratio
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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.