Home / 133,973,138.72-200,937,418.62-40,577,905.13

Finding the Fourth Proportional to 133,973,138.72, 200,937,418.62 and 40,577,905.13

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Solution

The fourth proportional to 133,973,138.72, 200,937,418.62 and 40,577,905.13 is: 60,860,106.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,973,138.72 : 200,937,418.62 = 40,577,905.13 : x
  2. Step 2: Convert to fraction form
    133,973,138.72/200,937,418.62 = 40,577,905.13/x
  3. Step 3: Cross multiply
    133,973,138.72x = 200,937,418.62 × 40,577,905.13
  4. Step 4: Simplify right side
    133,973,138.72x = 8,153,619,508,900,650
  5. Step 5: Solve for x
    x = 8,153,619,508,900,650/133,973,138.72
  6. Step 6: Final answer
    x = 60,860,106.64

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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.