Home / 949,608,905.40-1,424,413,358.10-786,350,230.20

Finding the Fourth Proportional to 949,608,905.40, 1,424,413,358.10 and 786,350,230.20

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Solution

The fourth proportional to 949,608,905.40, 1,424,413,358.10 and 786,350,230.20 is: 1,179,525,345.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,608,905.40 : 1,424,413,358.10 = 786,350,230.20 : x
  2. Step 2: Convert to fraction form
    949,608,905.40/1,424,413,358.10 = 786,350,230.20/x
  3. Step 3: Cross multiply
    949,608,905.40x = 1,424,413,358.10 × 786,350,230.20
  4. Step 4: Simplify right side
    949,608,905.40x = 1,120,087,772,041,890,048
  5. Step 5: Solve for x
    x = 1,120,087,772,041,890,048/949,608,905.40
  6. Step 6: Final answer
    x = 1,179,525,345.30

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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.