Home / 325,937,381.76-488,898,970.56-153,318,515.04

Finding the Fourth Proportional to 325,937,381.76, 488,898,970.56 and 153,318,515.04

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Solution

The fourth proportional to 325,937,381.76, 488,898,970.56 and 153,318,515.04 is: 229,974,431.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,937,381.76 : 488,898,970.56 = 153,318,515.04 : x
  2. Step 2: Convert to fraction form
    325,937,381.76/488,898,970.56 = 153,318,515.04/x
  3. Step 3: Cross multiply
    325,937,381.76x = 488,898,970.56 × 153,318,515.04
  4. Step 4: Simplify right side
    325,937,381.76x = 74,957,264,170,843,872
  5. Step 5: Solve for x
    x = 74,957,264,170,843,872/325,937,381.76
  6. Step 6: Final answer
    x = 229,974,431.79

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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.