Home / 1,510,046,653.57-2,083,928,968.82-840,991,591.17

Finding the Fourth Proportional to 1,510,046,653.57, 2,083,928,968.82 and 840,991,591.17

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Solution

The fourth proportional to 1,510,046,653.57, 2,083,928,968.82 and 840,991,591.17 is: 1,160,604,366.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,510,046,653.57 : 2,083,928,968.82 = 840,991,591.17 : x
  2. Step 2: Convert to fraction form
    1,510,046,653.57/2,083,928,968.82 = 840,991,591.17/x
  3. Step 3: Cross multiply
    1,510,046,653.57x = 2,083,928,968.82 × 840,991,591.17
  4. Step 4: Simplify right side
    1,510,046,653.57x = 1,752,566,739,373,188,864
  5. Step 5: Solve for x
    x = 1,752,566,739,373,188,864/1,510,046,653.57
  6. Step 6: Final answer
    x = 1,160,604,366.25

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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.