Home / 3,401,591,036.90-5,102,386,555.35-947,927,939.90

Finding the Fourth Proportional to 3,401,591,036.90, 5,102,386,555.35 and 947,927,939.90

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Solution

The fourth proportional to 3,401,591,036.90, 5,102,386,555.35 and 947,927,939.90 is: 1,421,891,909.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,401,591,036.90 : 5,102,386,555.35 = 947,927,939.90 : x
  2. Step 2: Convert to fraction form
    3,401,591,036.90/5,102,386,555.35 = 947,927,939.90/x
  3. Step 3: Cross multiply
    3,401,591,036.90x = 5,102,386,555.35 × 947,927,939.90
  4. Step 4: Simplify right side
    3,401,591,036.90x = 4,836,694,775,986,382,848
  5. Step 5: Solve for x
    x = 4,836,694,775,986,382,848/3,401,591,036.90
  6. Step 6: Final answer
    x = 1,421,891,909.85

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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.