Home / 8,851,259,947.20-13,276,889,920.80-8,343,344,068.80

Finding the Fourth Proportional to 8,851,259,947.20, 13,276,889,920.80 and 8,343,344,068.80

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Solution

The fourth proportional to 8,851,259,947.20, 13,276,889,920.80 and 8,343,344,068.80 is: 12,515,016,103.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,851,259,947.20 : 13,276,889,920.80 = 8,343,344,068.80 : x
  2. Step 2: Convert to fraction form
    8,851,259,947.20/13,276,889,920.80 = 8,343,344,068.80/x
  3. Step 3: Cross multiply
    8,851,259,947.20x = 13,276,889,920.80 × 8,343,344,068.80
  4. Step 4: Simplify right side
    8,851,259,947.20x = 110,773,660,772,817,174,528
  5. Step 5: Solve for x
    x = 110,773,660,772,817,174,528/8,851,259,947.20
  6. Step 6: Final answer
    x = 12,515,016,103.20

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Double scale
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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.