Home / 7,071,119,612.25-9,758,380,637.26-3,856,205,012.55

Finding the Fourth Proportional to 7,071,119,612.25, 9,758,380,637.26 and 3,856,205,012.55

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Solution

The fourth proportional to 7,071,119,612.25, 9,758,380,637.26 and 3,856,205,012.55 is: 5,321,691,385.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,071,119,612.25 : 9,758,380,637.26 = 3,856,205,012.55 : x
  2. Step 2: Convert to fraction form
    7,071,119,612.25/9,758,380,637.26 = 3,856,205,012.55/x
  3. Step 3: Cross multiply
    7,071,119,612.25x = 9,758,380,637.26 × 3,856,205,012.55
  4. Step 4: Simplify right side
    7,071,119,612.25x = 37,630,316,327,772,880,896
  5. Step 5: Solve for x
    x = 37,630,316,327,772,880,896/7,071,119,612.25
  6. Step 6: Final answer
    x = 5,321,691,385.70

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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.