Home / 294,746,815.40-442,120,223.10-204,047,551.40

Finding the Fourth Proportional to 294,746,815.40, 442,120,223.10 and 204,047,551.40

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Solution

The fourth proportional to 294,746,815.40, 442,120,223.10 and 204,047,551.40 is: 306,071,327.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,746,815.40 : 442,120,223.10 = 204,047,551.40 : x
  2. Step 2: Convert to fraction form
    294,746,815.40/442,120,223.10 = 204,047,551.40/x
  3. Step 3: Cross multiply
    294,746,815.40x = 442,120,223.10 × 204,047,551.40
  4. Step 4: Simplify right side
    294,746,815.40x = 90,213,548,947,976,720
  5. Step 5: Solve for x
    x = 90,213,548,947,976,720/294,746,815.40
  6. Step 6: Final answer
    x = 306,071,327.10

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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.