Home / 1,746,990,486.88-2,621,787,210-1,281,853,857.76

Finding the Fourth Proportional to 1,746,990,486.88, 2,621,787,210 and 1,281,853,857.76

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Solution

The fourth proportional to 1,746,990,486.88, 2,621,787,210 and 1,281,853,857.76 is: 1,923,735,747.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,746,990,486.88 : 2,621,787,210 = 1,281,853,857.76 : x
  2. Step 2: Convert to fraction form
    1,746,990,486.88/2,621,787,210 = 1,281,853,857.76/x
  3. Step 3: Cross multiply
    1,746,990,486.88x = 2,621,787,210 × 1,281,853,857.76
  4. Step 4: Simplify right side
    1,746,990,486.88x = 3,360,748,049,364,327,424
  5. Step 5: Solve for x
    x = 3,360,748,049,364,327,424/1,746,990,486.88
  6. Step 6: Final answer
    x = 1,923,735,747.05

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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.