Home / 127,753,515.72-191,631,809.24-35,631,646.48

Finding the Fourth Proportional to 127,753,515.72, 191,631,809.24 and 35,631,646.48

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Solution

The fourth proportional to 127,753,515.72, 191,631,809.24 and 35,631,646.48 is: 53,447,898.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,753,515.72 : 191,631,809.24 = 35,631,646.48 : x
  2. Step 2: Convert to fraction form
    127,753,515.72/191,631,809.24 = 35,631,646.48/x
  3. Step 3: Cross multiply
    127,753,515.72x = 191,631,809.24 × 35,631,646.48
  4. Step 4: Simplify right side
    127,753,515.72x = 6,828,156,881,162,477
  5. Step 5: Solve for x
    x = 6,828,156,881,162,477/127,753,515.72
  6. Step 6: Final answer
    x = 53,447,898.03

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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.