Home / 140,439,300.30-210,658,950.45-131,936,244.30

Finding the Fourth Proportional to 140,439,300.30, 210,658,950.45 and 131,936,244.30

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Solution

The fourth proportional to 140,439,300.30, 210,658,950.45 and 131,936,244.30 is: 197,904,366.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,439,300.30 : 210,658,950.45 = 131,936,244.30 : x
  2. Step 2: Convert to fraction form
    140,439,300.30/210,658,950.45 = 131,936,244.30/x
  3. Step 3: Cross multiply
    140,439,300.30x = 210,658,950.45 × 131,936,244.30
  4. Step 4: Simplify right side
    140,439,300.30x = 27,793,550,750,552,792
  5. Step 5: Solve for x
    x = 27,793,550,750,552,792/140,439,300.30
  6. Step 6: Final answer
    x = 197,904,366.45

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Double scale
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Similar ratio
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1.5x scale

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.