Home / 1,746,990,087.66-2,621,786,608.98-1,281,853,457.40

Finding the Fourth Proportional to 1,746,990,087.66, 2,621,786,608.98 and 1,281,853,457.40

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Solution

The fourth proportional to 1,746,990,087.66, 2,621,786,608.98 and 1,281,853,457.40 is: 1,923,735,144.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,746,990,087.66 : 2,621,786,608.98 = 1,281,853,457.40 : x
  2. Step 2: Convert to fraction form
    1,746,990,087.66/2,621,786,608.98 = 1,281,853,457.40/x
  3. Step 3: Cross multiply
    1,746,990,087.66x = 2,621,786,608.98 × 1,281,853,457.40
  4. Step 4: Simplify right side
    1,746,990,087.66x = 3,360,746,229,286,034,944
  5. Step 5: Solve for x
    x = 3,360,746,229,286,034,944/1,746,990,087.66
  6. Step 6: Final answer
    x = 1,923,735,144.82

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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.