Home / 156,722,479.60-235,083,719.40-41,718,647.20

Finding the Fourth Proportional to 156,722,479.60, 235,083,719.40 and 41,718,647.20

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Solution

The fourth proportional to 156,722,479.60, 235,083,719.40 and 41,718,647.20 is: 62,577,970.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,722,479.60 : 235,083,719.40 = 41,718,647.20 : x
  2. Step 2: Convert to fraction form
    156,722,479.60/235,083,719.40 = 41,718,647.20/x
  3. Step 3: Cross multiply
    156,722,479.60x = 235,083,719.40 × 41,718,647.20
  4. Step 4: Simplify right side
    156,722,479.60x = 9,807,374,752,112,396
  5. Step 5: Solve for x
    x = 9,807,374,752,112,396/156,722,479.60
  6. Step 6: Final answer
    x = 62,577,970.80

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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.