Home / 1,832,641,104.60-2,748,961,656.90-668,147,585.40

Finding the Fourth Proportional to 1,832,641,104.60, 2,748,961,656.90 and 668,147,585.40

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Solution

The fourth proportional to 1,832,641,104.60, 2,748,961,656.90 and 668,147,585.40 is: 1,002,221,378.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,832,641,104.60 : 2,748,961,656.90 = 668,147,585.40 : x
  2. Step 2: Convert to fraction form
    1,832,641,104.60/2,748,961,656.90 = 668,147,585.40/x
  3. Step 3: Cross multiply
    1,832,641,104.60x = 2,748,961,656.90 × 668,147,585.40
  4. Step 4: Simplify right side
    1,832,641,104.60x = 1,836,712,093,414,918,144
  5. Step 5: Solve for x
    x = 1,836,712,093,414,918,144/1,832,641,104.60
  6. Step 6: Final answer
    x = 1,002,221,378.10

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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.