Home / 1,965,976,878.95-2,713,057,339.94-1,073,915,981.45

Finding the Fourth Proportional to 1,965,976,878.95, 2,713,057,339.94 and 1,073,915,981.45

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Solution

The fourth proportional to 1,965,976,878.95, 2,713,057,339.94 and 1,073,915,981.45 is: 1,482,009,105.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,965,976,878.95 : 2,713,057,339.94 = 1,073,915,981.45 : x
  2. Step 2: Convert to fraction form
    1,965,976,878.95/2,713,057,339.94 = 1,073,915,981.45/x
  3. Step 3: Cross multiply
    1,965,976,878.95x = 2,713,057,339.94 × 1,073,915,981.45
  4. Step 4: Simplify right side
    1,965,976,878.95x = 2,913,595,635,951,791,616
  5. Step 5: Solve for x
    x = 2,913,595,635,951,791,616/1,965,976,878.95
  6. Step 6: Final answer
    x = 1,482,009,105.57

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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.