Home / 103,814,897.40-155,722,346.10-27,145,675.80

Finding the Fourth Proportional to 103,814,897.40, 155,722,346.10 and 27,145,675.80

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Solution

The fourth proportional to 103,814,897.40, 155,722,346.10 and 27,145,675.80 is: 40,718,513.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,814,897.40 : 155,722,346.10 = 27,145,675.80 : x
  2. Step 2: Convert to fraction form
    103,814,897.40/155,722,346.10 = 27,145,675.80/x
  3. Step 3: Cross multiply
    103,814,897.40x = 155,722,346.10 × 27,145,675.80
  4. Step 4: Simplify right side
    103,814,897.40x = 4,227,188,322,045,994.50
  5. Step 5: Solve for x
    x = 4,227,188,322,045,994.50/103,814,897.40
  6. Step 6: Final answer
    x = 40,718,513.70

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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.