Home / 998,641,092.19-1,376,996,940.04-746,938,841.19

Finding the Fourth Proportional to 998,641,092.19, 1,376,996,940.04 and 746,938,841.19

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Solution

The fourth proportional to 998,641,092.19, 1,376,996,940.04 and 746,938,841.19 is: 1,029,932,081.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,641,092.19 : 1,376,996,940.04 = 746,938,841.19 : x
  2. Step 2: Convert to fraction form
    998,641,092.19/1,376,996,940.04 = 746,938,841.19/x
  3. Step 3: Cross multiply
    998,641,092.19x = 1,376,996,940.04 × 746,938,841.19
  4. Step 4: Simplify right side
    998,641,092.19x = 1,028,532,498,717,780,352
  5. Step 5: Solve for x
    x = 1,028,532,498,717,780,352/998,641,092.19
  6. Step 6: Final answer
    x = 1,029,932,081.47

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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.