Home / 125,984,005.20-188,976,007.80-35,107,594.20

Finding the Fourth Proportional to 125,984,005.20, 188,976,007.80 and 35,107,594.20

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Solution

The fourth proportional to 125,984,005.20, 188,976,007.80 and 35,107,594.20 is: 52,661,391.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,984,005.20 : 188,976,007.80 = 35,107,594.20 : x
  2. Step 2: Convert to fraction form
    125,984,005.20/188,976,007.80 = 35,107,594.20/x
  3. Step 3: Cross multiply
    125,984,005.20x = 188,976,007.80 × 35,107,594.20
  4. Step 4: Simplify right side
    125,984,005.20x = 6,634,492,995,378,436
  5. Step 5: Solve for x
    x = 6,634,492,995,378,436/125,984,005.20
  6. Step 6: Final answer
    x = 52,661,391.30

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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.