Home / 662,565,830.40-993,839,414.40-299,059,603.20

Finding the Fourth Proportional to 662,565,830.40, 993,839,414.40 and 299,059,603.20

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Solution

The fourth proportional to 662,565,830.40, 993,839,414.40 and 299,059,603.20 is: 448,585,193.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,565,830.40 : 993,839,414.40 = 299,059,603.20 : x
  2. Step 2: Convert to fraction form
    662,565,830.40/993,839,414.40 = 299,059,603.20/x
  3. Step 3: Cross multiply
    662,565,830.40x = 993,839,414.40 × 299,059,603.20
  4. Step 4: Simplify right side
    662,565,830.40x = 297,217,220,914,984,320
  5. Step 5: Solve for x
    x = 297,217,220,914,984,320/662,565,830.40
  6. Step 6: Final answer
    x = 448,585,193.01

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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.