Home / 3,466,340,687.19-4,783,550,148.81-1,981,260,699.15

Finding the Fourth Proportional to 3,466,340,687.19, 4,783,550,148.81 and 1,981,260,699.15

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Solution

The fourth proportional to 3,466,340,687.19, 4,783,550,148.81 and 1,981,260,699.15 is: 2,734,139,765.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,466,340,687.19 : 4,783,550,148.81 = 1,981,260,699.15 : x
  2. Step 2: Convert to fraction form
    3,466,340,687.19/4,783,550,148.81 = 1,981,260,699.15/x
  3. Step 3: Cross multiply
    3,466,340,687.19x = 4,783,550,148.81 × 1,981,260,699.15
  4. Step 4: Simplify right side
    3,466,340,687.19x = 9,477,459,912,250,388,480
  5. Step 5: Solve for x
    x = 9,477,459,912,250,388,480/3,466,340,687.19
  6. Step 6: Final answer
    x = 2,734,139,765.11

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Double scale
Find fourth proportional to 3,466,340,688.19, 4,783,550,150.19 and 1,981,260,700.15
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.