Home / 127,769,723.84-191,686,839.36-35,653,384.64

Finding the Fourth Proportional to 127,769,723.84, 191,686,839.36 and 35,653,384.64

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Solution

The fourth proportional to 127,769,723.84, 191,686,839.36 and 35,653,384.64 is: 53,489,077.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,769,723.84 : 191,686,839.36 = 35,653,384.64 : x
  2. Step 2: Convert to fraction form
    127,769,723.84/191,686,839.36 = 35,653,384.64/x
  3. Step 3: Cross multiply
    127,769,723.84x = 191,686,839.36 × 35,653,384.64
  4. Step 4: Simplify right side
    127,769,723.84x = 6,834,284,614,127,972
  5. Step 5: Solve for x
    x = 6,834,284,614,127,972/127,769,723.84
  6. Step 6: Final answer
    x = 53,489,077.14

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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.