Home / 3,345,831,459.80-5,018,747,189.70-1,966,306,851.80

Finding the Fourth Proportional to 3,345,831,459.80, 5,018,747,189.70 and 1,966,306,851.80

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Solution

The fourth proportional to 3,345,831,459.80, 5,018,747,189.70 and 1,966,306,851.80 is: 2,949,460,277.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,345,831,459.80 : 5,018,747,189.70 = 1,966,306,851.80 : x
  2. Step 2: Convert to fraction form
    3,345,831,459.80/5,018,747,189.70 = 1,966,306,851.80/x
  3. Step 3: Cross multiply
    3,345,831,459.80x = 5,018,747,189.70 × 1,966,306,851.80
  4. Step 4: Simplify right side
    3,345,831,459.80x = 9,868,396,986,559,102,976
  5. Step 5: Solve for x
    x = 9,868,396,986,559,102,976/3,345,831,459.80
  6. Step 6: Final answer
    x = 2,949,460,277.70

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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.