Home / 314,895,232.60-472,342,848.90-84,863,872.60

Finding the Fourth Proportional to 314,895,232.60, 472,342,848.90 and 84,863,872.60

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Solution

The fourth proportional to 314,895,232.60, 472,342,848.90 and 84,863,872.60 is: 127,295,808.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,895,232.60 : 472,342,848.90 = 84,863,872.60 : x
  2. Step 2: Convert to fraction form
    314,895,232.60/472,342,848.90 = 84,863,872.60/x
  3. Step 3: Cross multiply
    314,895,232.60x = 472,342,848.90 × 84,863,872.60
  4. Step 4: Simplify right side
    314,895,232.60x = 40,084,843,352,570,648
  5. Step 5: Solve for x
    x = 40,084,843,352,570,648/314,895,232.60
  6. Step 6: Final answer
    x = 127,295,808.90

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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.