Home / 299,075,695.40-447,857,715.90-238,609,519.40

Finding the Fourth Proportional to 299,075,695.40, 447,857,715.90 and 238,609,519.40

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Solution

The fourth proportional to 299,075,695.40, 447,857,715.90 and 238,609,519.40 is: 357,311,262.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,075,695.40 : 447,857,715.90 = 238,609,519.40 : x
  2. Step 2: Convert to fraction form
    299,075,695.40/447,857,715.90 = 238,609,519.40/x
  3. Step 3: Cross multiply
    299,075,695.40x = 447,857,715.90 × 238,609,519.40
  4. Step 4: Simplify right side
    299,075,695.40x = 106,863,114,350,480,736
  5. Step 5: Solve for x
    x = 106,863,114,350,480,736/299,075,695.40
  6. Step 6: Final answer
    x = 357,311,262.65

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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.