Home / 21,275,172,224.20-31,912,758,336.30-6,551,280,454.60

Finding the Fourth Proportional to 21,275,172,224.20, 31,912,758,336.30 and 6,551,280,454.60

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Solution

The fourth proportional to 21,275,172,224.20, 31,912,758,336.30 and 6,551,280,454.60 is: 9,826,920,681.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,275,172,224.20 : 31,912,758,336.30 = 6,551,280,454.60 : x
  2. Step 2: Convert to fraction form
    21,275,172,224.20/31,912,758,336.30 = 6,551,280,454.60/x
  3. Step 3: Cross multiply
    21,275,172,224.20x = 31,912,758,336.30 × 6,551,280,454.60
  4. Step 4: Simplify right side
    21,275,172,224.20x = 209,069,429,940,975,403,008
  5. Step 5: Solve for x
    x = 209,069,429,940,975,403,008/21,275,172,224.20
  6. Step 6: Final answer
    x = 9,826,920,681.90

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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.