Home / 155,722,389.60-233,583,584.40-40,718,557.20

Finding the Fourth Proportional to 155,722,389.60, 233,583,584.40 and 40,718,557.20

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Solution

The fourth proportional to 155,722,389.60, 233,583,584.40 and 40,718,557.20 is: 61,077,835.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,722,389.60 : 233,583,584.40 = 40,718,557.20 : x
  2. Step 2: Convert to fraction form
    155,722,389.60/233,583,584.40 = 40,718,557.20/x
  3. Step 3: Cross multiply
    155,722,389.60x = 233,583,584.40 × 40,718,557.20
  4. Step 4: Simplify right side
    155,722,389.60x = 9,511,186,542,372,428
  5. Step 5: Solve for x
    x = 9,511,186,542,372,428/155,722,389.60
  6. Step 6: Final answer
    x = 61,077,835.80

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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.