Home / 575,036,217.28-862,247,448.78-298,408,907.68

Finding the Fourth Proportional to 575,036,217.28, 862,247,448.78 and 298,408,907.68

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Solution

The fourth proportional to 575,036,217.28, 862,247,448.78 and 298,408,907.68 is: 447,454,110.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,036,217.28 : 862,247,448.78 = 298,408,907.68 : x
  2. Step 2: Convert to fraction form
    575,036,217.28/862,247,448.78 = 298,408,907.68/x
  3. Step 3: Cross multiply
    575,036,217.28x = 862,247,448.78 × 298,408,907.68
  4. Step 4: Simplify right side
    575,036,217.28x = 257,302,319,340,306,560
  5. Step 5: Solve for x
    x = 257,302,319,340,306,560/575,036,217.28
  6. Step 6: Final answer
    x = 447,454,110.90

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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.