Home / 7,129,609,905.60-10,694,414,858.40-6,827,326,264.80

Finding the Fourth Proportional to 7,129,609,905.60, 10,694,414,858.40 and 6,827,326,264.80

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Solution

The fourth proportional to 7,129,609,905.60, 10,694,414,858.40 and 6,827,326,264.80 is: 10,240,989,397.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,129,609,905.60 : 10,694,414,858.40 = 6,827,326,264.80 : x
  2. Step 2: Convert to fraction form
    7,129,609,905.60/10,694,414,858.40 = 6,827,326,264.80/x
  3. Step 3: Cross multiply
    7,129,609,905.60x = 10,694,414,858.40 × 6,827,326,264.80
  4. Step 4: Simplify right side
    7,129,609,905.60x = 73,014,259,449,421,692,928
  5. Step 5: Solve for x
    x = 73,014,259,449,421,692,928/7,129,609,905.60
  6. Step 6: Final answer
    x = 10,240,989,397.20

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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.