Home / 3,466,340,688.69-4,783,550,150.88-1,981,260,700.65

Finding the Fourth Proportional to 3,466,340,688.69, 4,783,550,150.88 and 1,981,260,700.65

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Solution

The fourth proportional to 3,466,340,688.69, 4,783,550,150.88 and 1,981,260,700.65 is: 2,734,139,767.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,466,340,688.69 : 4,783,550,150.88 = 1,981,260,700.65 : x
  2. Step 2: Convert to fraction form
    3,466,340,688.69/4,783,550,150.88 = 1,981,260,700.65/x
  3. Step 3: Cross multiply
    3,466,340,688.69x = 4,783,550,150.88 × 1,981,260,700.65
  4. Step 4: Simplify right side
    3,466,340,688.69x = 9,477,459,923,526,922,240
  5. Step 5: Solve for x
    x = 9,477,459,923,526,922,240/3,466,340,688.69
  6. Step 6: Final answer
    x = 2,734,139,767.18

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Double scale
Find fourth proportional to 3,466,340,689.69, 4,783,550,152.26 and 1,981,260,701.65
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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.