Home / 252,005,686.80-378,008,530.20-183,130,933.20

Finding the Fourth Proportional to 252,005,686.80, 378,008,530.20 and 183,130,933.20

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Solution

The fourth proportional to 252,005,686.80, 378,008,530.20 and 183,130,933.20 is: 274,696,399.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,005,686.80 : 378,008,530.20 = 183,130,933.20 : x
  2. Step 2: Convert to fraction form
    252,005,686.80/378,008,530.20 = 183,130,933.20/x
  3. Step 3: Cross multiply
    252,005,686.80x = 378,008,530.20 × 183,130,933.20
  4. Step 4: Simplify right side
    252,005,686.80x = 69,225,054,893,086,376
  5. Step 5: Solve for x
    x = 69,225,054,893,086,376/252,005,686.80
  6. Step 6: Final answer
    x = 274,696,399.80

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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.