Home / 238,464,207.60-357,696,311.40-212,934,044.40

Finding the Fourth Proportional to 238,464,207.60, 357,696,311.40 and 212,934,044.40

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Solution

The fourth proportional to 238,464,207.60, 357,696,311.40 and 212,934,044.40 is: 319,401,066.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,464,207.60 : 357,696,311.40 = 212,934,044.40 : x
  2. Step 2: Convert to fraction form
    238,464,207.60/357,696,311.40 = 212,934,044.40/x
  3. Step 3: Cross multiply
    238,464,207.60x = 357,696,311.40 × 212,934,044.40
  4. Step 4: Simplify right side
    238,464,207.60x = 76,165,722,253,363,824
  5. Step 5: Solve for x
    x = 76,165,722,253,363,824/238,464,207.60
  6. Step 6: Final answer
    x = 319,401,066.60

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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.