Home / 477,120,205.36-715,600,583.52-132,108,708.16

Finding the Fourth Proportional to 477,120,205.36, 715,600,583.52 and 132,108,708.16

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Solution

The fourth proportional to 477,120,205.36, 715,600,583.52 and 132,108,708.16 is: 198,140,987.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,120,205.36 : 715,600,583.52 = 132,108,708.16 : x
  2. Step 2: Convert to fraction form
    477,120,205.36/715,600,583.52 = 132,108,708.16/x
  3. Step 3: Cross multiply
    477,120,205.36x = 715,600,583.52 × 132,108,708.16
  4. Step 4: Simplify right side
    477,120,205.36x = 94,537,068,647,369,376
  5. Step 5: Solve for x
    x = 94,537,068,647,369,376/477,120,205.36
  6. Step 6: Final answer
    x = 198,140,987.50

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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.