Home / 894,083,790.40-1,342,656,002.40-485,937,102.40

Finding the Fourth Proportional to 894,083,790.40, 1,342,656,002.40 and 485,937,102.40

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Solution

The fourth proportional to 894,083,790.40, 1,342,656,002.40 and 485,937,102.40 is: 729,737,385.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,083,790.40 : 1,342,656,002.40 = 485,937,102.40 : x
  2. Step 2: Convert to fraction form
    894,083,790.40/1,342,656,002.40 = 485,937,102.40/x
  3. Step 3: Cross multiply
    894,083,790.40x = 1,342,656,002.40 × 485,937,102.40
  4. Step 4: Simplify right side
    894,083,790.40x = 652,446,367,326,223,488
  5. Step 5: Solve for x
    x = 652,446,367,326,223,488/894,083,790.40
  6. Step 6: Final answer
    x = 729,737,385.17

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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.