Home / 107,482,145.40-161,223,218.10-64,329,136.20

Finding the Fourth Proportional to 107,482,145.40, 161,223,218.10 and 64,329,136.20

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Solution

The fourth proportional to 107,482,145.40, 161,223,218.10 and 64,329,136.20 is: 96,493,704.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,482,145.40 : 161,223,218.10 = 64,329,136.20 : x
  2. Step 2: Convert to fraction form
    107,482,145.40/161,223,218.10 = 64,329,136.20/x
  3. Step 3: Cross multiply
    107,482,145.40x = 161,223,218.10 × 64,329,136.20
  4. Step 4: Simplify right side
    107,482,145.40x = 10,371,350,355,757,206
  5. Step 5: Solve for x
    x = 10,371,350,355,757,206/107,482,145.40
  6. Step 6: Final answer
    x = 96,493,704.30

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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.