Home / 1,998,754,920,338.40-2,758,281,790,067.50-1,143,330,480,626.40

Finding the Fourth Proportional to 1,998,754,920,338.40, 2,758,281,790,067.50 and 1,143,330,480,626.40

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Solution

The fourth proportional to 1,998,754,920,338.40, 2,758,281,790,067.50 and 1,143,330,480,626.40 is: 1,577,796,063,264.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,998,754,920,338.40 : 2,758,281,790,067.50 = 1,143,330,480,626.40 : x
  2. Step 2: Convert to fraction form
    1,998,754,920,338.40/2,758,281,790,067.50 = 1,143,330,480,626.40/x
  3. Step 3: Cross multiply
    1,998,754,920,338.40x = 2,758,281,790,067.50 × 1,143,330,480,626.40
  4. Step 4: Simplify right side
    1,998,754,920,338.40x = 3,153,627,644,740,921,353,830,400
  5. Step 5: Solve for x
    x = 3,153,627,644,740,921,353,830,400/1,998,754,920,338.40
  6. Step 6: Final answer
    x = 1,577,796,063,264.72

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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.