Home / 141,924,042.40-212,886,063.60-127,563,325.60

Finding the Fourth Proportional to 141,924,042.40, 212,886,063.60 and 127,563,325.60

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Solution

The fourth proportional to 141,924,042.40, 212,886,063.60 and 127,563,325.60 is: 191,344,988.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,924,042.40 : 212,886,063.60 = 127,563,325.60 : x
  2. Step 2: Convert to fraction form
    141,924,042.40/212,886,063.60 = 127,563,325.60/x
  3. Step 3: Cross multiply
    141,924,042.40x = 212,886,063.60 × 127,563,325.60
  4. Step 4: Simplify right side
    141,924,042.40x = 27,156,454,246,709,108
  5. Step 5: Solve for x
    x = 27,156,454,246,709,108/141,924,042.40
  6. Step 6: Final answer
    x = 191,344,988.40

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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.