Home / 299,656,966.40-448,729,622.40-239,190,790.40

Finding the Fourth Proportional to 299,656,966.40, 448,729,622.40 and 239,190,790.40

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Solution

The fourth proportional to 299,656,966.40, 448,729,622.40 and 239,190,790.40 is: 358,182,872.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,656,966.40 : 448,729,622.40 = 239,190,790.40 : x
  2. Step 2: Convert to fraction form
    299,656,966.40/448,729,622.40 = 239,190,790.40/x
  3. Step 3: Cross multiply
    299,656,966.40x = 448,729,622.40 × 239,190,790.40
  4. Step 4: Simplify right side
    299,656,966.40x = 107,331,993,057,749,536
  5. Step 5: Solve for x
    x = 107,331,993,057,749,536/299,656,966.40
  6. Step 6: Final answer
    x = 358,182,872.73

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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.