Home / 859,590,905.80-1,289,386,358.70-596,563,040.20

Finding the Fourth Proportional to 859,590,905.80, 1,289,386,358.70 and 596,563,040.20

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Solution

The fourth proportional to 859,590,905.80, 1,289,386,358.70 and 596,563,040.20 is: 894,844,560.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,590,905.80 : 1,289,386,358.70 = 596,563,040.20 : x
  2. Step 2: Convert to fraction form
    859,590,905.80/1,289,386,358.70 = 596,563,040.20/x
  3. Step 3: Cross multiply
    859,590,905.80x = 1,289,386,358.70 × 596,563,040.20
  4. Step 4: Simplify right side
    859,590,905.80x = 769,200,246,138,479,872
  5. Step 5: Solve for x
    x = 769,200,246,138,479,872/859,590,905.80
  6. Step 6: Final answer
    x = 894,844,560.30

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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.