Home / 230,062,961.80-345,094,442.70-178,666,712.20

Finding the Fourth Proportional to 230,062,961.80, 345,094,442.70 and 178,666,712.20

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Solution

The fourth proportional to 230,062,961.80, 345,094,442.70 and 178,666,712.20 is: 268,000,068.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,062,961.80 : 345,094,442.70 = 178,666,712.20 : x
  2. Step 2: Convert to fraction form
    230,062,961.80/345,094,442.70 = 178,666,712.20/x
  3. Step 3: Cross multiply
    230,062,961.80x = 345,094,442.70 × 178,666,712.20
  4. Step 4: Simplify right side
    230,062,961.80x = 61,656,889,475,700,288
  5. Step 5: Solve for x
    x = 61,656,889,475,700,288/230,062,961.80
  6. Step 6: Final answer
    x = 268,000,068.30

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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.