Home / 314,929,794.30-472,394,691.45-238,402,290.30

Finding the Fourth Proportional to 314,929,794.30, 472,394,691.45 and 238,402,290.30

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Solution

The fourth proportional to 314,929,794.30, 472,394,691.45 and 238,402,290.30 is: 357,603,435.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,929,794.30 : 472,394,691.45 = 238,402,290.30 : x
  2. Step 2: Convert to fraction form
    314,929,794.30/472,394,691.45 = 238,402,290.30/x
  3. Step 3: Cross multiply
    314,929,794.30x = 472,394,691.45 × 238,402,290.30
  4. Step 4: Simplify right side
    314,929,794.30x = 112,619,976,367,241,824
  5. Step 5: Solve for x
    x = 112,619,976,367,241,824/314,929,794.30
  6. Step 6: Final answer
    x = 357,603,435.45

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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.