Home / 2,548,759,787.12-3,823,542,788.52-912,948,172.40

Finding the Fourth Proportional to 2,548,759,787.12, 3,823,542,788.52 and 912,948,172.40

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Solution

The fourth proportional to 2,548,759,787.12, 3,823,542,788.52 and 912,948,172.40 is: 1,369,566,649.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,548,759,787.12 : 3,823,542,788.52 = 912,948,172.40 : x
  2. Step 2: Convert to fraction form
    2,548,759,787.12/3,823,542,788.52 = 912,948,172.40/x
  3. Step 3: Cross multiply
    2,548,759,787.12x = 3,823,542,788.52 × 912,948,172.40
  4. Step 4: Simplify right side
    2,548,759,787.12x = 3,490,696,400,872,533,504
  5. Step 5: Solve for x
    x = 3,490,696,400,872,533,504/2,548,759,787.12
  6. Step 6: Final answer
    x = 1,369,566,649.05

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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.