Home / 85,071,445.70-127,607,168.55-27,565,592.90

Finding the Fourth Proportional to 85,071,445.70, 127,607,168.55 and 27,565,592.90

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Solution

The fourth proportional to 85,071,445.70, 127,607,168.55 and 27,565,592.90 is: 41,348,389.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,071,445.70 : 127,607,168.55 = 27,565,592.90 : x
  2. Step 2: Convert to fraction form
    85,071,445.70/127,607,168.55 = 27,565,592.90/x
  3. Step 3: Cross multiply
    85,071,445.70x = 127,607,168.55 × 27,565,592.90
  4. Step 4: Simplify right side
    85,071,445.70x = 3,517,567,259,370,983
  5. Step 5: Solve for x
    x = 3,517,567,259,370,983/85,071,445.70
  6. Step 6: Final answer
    x = 41,348,389.35

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1.5x scale

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.