Home / 56,831,999.60-85,247,999.40-34,138,521.20

Finding the Fourth Proportional to 56,831,999.60, 85,247,999.40 and 34,138,521.20

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Solution

The fourth proportional to 56,831,999.60, 85,247,999.40 and 34,138,521.20 is: 51,207,781.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,831,999.60 : 85,247,999.40 = 34,138,521.20 : x
  2. Step 2: Convert to fraction form
    56,831,999.60/85,247,999.40 = 34,138,521.20/x
  3. Step 3: Cross multiply
    56,831,999.60x = 85,247,999.40 × 34,138,521.20
  4. Step 4: Simplify right side
    56,831,999.60x = 2,910,240,634,774,487.50
  5. Step 5: Solve for x
    x = 2,910,240,634,774,487.50/56,831,999.60
  6. Step 6: Final answer
    x = 51,207,781.80

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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.