Home / 305,719,145.94-458,565,909.57-98,452,969.05

Finding the Fourth Proportional to 305,719,145.94, 458,565,909.57 and 98,452,969.05

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Solution

The fourth proportional to 305,719,145.94, 458,565,909.57 and 98,452,969.05 is: 147,675,328.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,719,145.94 : 458,565,909.57 = 98,452,969.05 : x
  2. Step 2: Convert to fraction form
    305,719,145.94/458,565,909.57 = 98,452,969.05/x
  3. Step 3: Cross multiply
    305,719,145.94x = 458,565,909.57 × 98,452,969.05
  4. Step 4: Simplify right side
    305,719,145.94x = 45,147,175,302,280,304
  5. Step 5: Solve for x
    x = 45,147,175,302,280,304/305,719,145.94
  6. Step 6: Final answer
    x = 147,675,328.49

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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.