Home / 161,680,492.80-242,520,739.20-59,431,244.40

Finding the Fourth Proportional to 161,680,492.80, 242,520,739.20 and 59,431,244.40

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Solution

The fourth proportional to 161,680,492.80, 242,520,739.20 and 59,431,244.40 is: 89,146,866.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,680,492.80 : 242,520,739.20 = 59,431,244.40 : x
  2. Step 2: Convert to fraction form
    161,680,492.80/242,520,739.20 = 59,431,244.40/x
  3. Step 3: Cross multiply
    161,680,492.80x = 242,520,739.20 × 59,431,244.40
  4. Step 4: Simplify right side
    161,680,492.80x = 14,413,309,323,463,860
  5. Step 5: Solve for x
    x = 14,413,309,323,463,860/161,680,492.80
  6. Step 6: Final answer
    x = 89,146,866.60

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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.