Home / 2,172,422,643.60-3,258,633,965.40-792,282,176.40

Finding the Fourth Proportional to 2,172,422,643.60, 3,258,633,965.40 and 792,282,176.40

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Solution

The fourth proportional to 2,172,422,643.60, 3,258,633,965.40 and 792,282,176.40 is: 1,188,423,264.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,172,422,643.60 : 3,258,633,965.40 = 792,282,176.40 : x
  2. Step 2: Convert to fraction form
    2,172,422,643.60/3,258,633,965.40 = 792,282,176.40/x
  3. Step 3: Cross multiply
    2,172,422,643.60x = 3,258,633,965.40 × 792,282,176.40
  4. Step 4: Simplify right side
    2,172,422,643.60x = 2,581,757,610,198,074,368
  5. Step 5: Solve for x
    x = 2,581,757,610,198,074,368/2,172,422,643.60
  6. Step 6: Final answer
    x = 1,188,423,264.60

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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.