Home / 927,996,223.21-1,280,641,450.04-504,606,850.52

Finding the Fourth Proportional to 927,996,223.21, 1,280,641,450.04 and 504,606,850.52

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Solution

The fourth proportional to 927,996,223.21, 1,280,641,450.04 and 504,606,850.52 is: 696,361,076.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,996,223.21 : 1,280,641,450.04 = 504,606,850.52 : x
  2. Step 2: Convert to fraction form
    927,996,223.21/1,280,641,450.04 = 504,606,850.52/x
  3. Step 3: Cross multiply
    927,996,223.21x = 1,280,641,450.04 × 504,606,850.52
  4. Step 4: Simplify right side
    927,996,223.21x = 646,220,448,750,050,304
  5. Step 5: Solve for x
    x = 646,220,448,750,050,304/927,996,223.21
  6. Step 6: Final answer
    x = 696,361,076.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.