Home / 2,129,936,125.50-3,194,752,665.60-655,922,232.72

Finding the Fourth Proportional to 2,129,936,125.50, 3,194,752,665.60 and 655,922,232.72

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Solution

The fourth proportional to 2,129,936,125.50, 3,194,752,665.60 and 655,922,232.72 is: 983,836,687.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,129,936,125.50 : 3,194,752,665.60 = 655,922,232.72 : x
  2. Step 2: Convert to fraction form
    2,129,936,125.50/3,194,752,665.60 = 655,922,232.72/x
  3. Step 3: Cross multiply
    2,129,936,125.50x = 3,194,752,665.60 × 655,922,232.72
  4. Step 4: Simplify right side
    2,129,936,125.50x = 2,095,509,301,408,523,520
  5. Step 5: Solve for x
    x = 2,095,509,301,408,523,520/2,129,936,125.50
  6. Step 6: Final answer
    x = 983,836,687.08

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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.