Home / 10,114,578,097.20-15,171,867,145.80-9,959,609,901.60

Finding the Fourth Proportional to 10,114,578,097.20, 15,171,867,145.80 and 9,959,609,901.60

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Solution

The fourth proportional to 10,114,578,097.20, 15,171,867,145.80 and 9,959,609,901.60 is: 14,939,414,852.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,114,578,097.20 : 15,171,867,145.80 = 9,959,609,901.60 : x
  2. Step 2: Convert to fraction form
    10,114,578,097.20/15,171,867,145.80 = 9,959,609,901.60/x
  3. Step 3: Cross multiply
    10,114,578,097.20x = 15,171,867,145.80 × 9,959,609,901.60
  4. Step 4: Simplify right side
    10,114,578,097.20x = 151,105,878,251,069,407,232
  5. Step 5: Solve for x
    x = 151,105,878,251,069,407,232/10,114,578,097.20
  6. Step 6: Final answer
    x = 14,939,414,852.40

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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.