Home / 9,291,646,125.20-13,937,469,187.80-8,275,814,368.40

Finding the Fourth Proportional to 9,291,646,125.20, 13,937,469,187.80 and 8,275,814,368.40

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Solution

The fourth proportional to 9,291,646,125.20, 13,937,469,187.80 and 8,275,814,368.40 is: 12,413,721,552.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,291,646,125.20 : 13,937,469,187.80 = 8,275,814,368.40 : x
  2. Step 2: Convert to fraction form
    9,291,646,125.20/13,937,469,187.80 = 8,275,814,368.40/x
  3. Step 3: Cross multiply
    9,291,646,125.20x = 13,937,469,187.80 × 8,275,814,368.40
  4. Step 4: Simplify right side
    9,291,646,125.20x = 115,343,907,763,527,499,776
  5. Step 5: Solve for x
    x = 115,343,907,763,527,499,776/9,291,646,125.20
  6. Step 6: Final answer
    x = 12,413,721,552.60

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Double scale
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Similar ratio
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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.