Home / 143,932,096.80-215,898,145.20-141,062,315.40

Finding the Fourth Proportional to 143,932,096.80, 215,898,145.20 and 141,062,315.40

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Solution

The fourth proportional to 143,932,096.80, 215,898,145.20 and 141,062,315.40 is: 211,593,473.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,932,096.80 : 215,898,145.20 = 141,062,315.40 : x
  2. Step 2: Convert to fraction form
    143,932,096.80/215,898,145.20 = 141,062,315.40/x
  3. Step 3: Cross multiply
    143,932,096.80x = 215,898,145.20 × 141,062,315.40
  4. Step 4: Simplify right side
    143,932,096.80x = 30,455,092,252,477,396
  5. Step 5: Solve for x
    x = 30,455,092,252,477,396/143,932,096.80
  6. Step 6: Final answer
    x = 211,593,473.10

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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.