Home / 86,023,366.46-118,681,105.67-56,270,997.46

Finding the Fourth Proportional to 86,023,366.46, 118,681,105.67 and 56,270,997.46

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Solution

The fourth proportional to 86,023,366.46, 118,681,105.67 and 56,270,997.46 is: 77,633,606.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,023,366.46 : 118,681,105.67 = 56,270,997.46 : x
  2. Step 2: Convert to fraction form
    86,023,366.46/118,681,105.67 = 56,270,997.46/x
  3. Step 3: Cross multiply
    86,023,366.46x = 118,681,105.67 × 56,270,997.46
  4. Step 4: Simplify right side
    86,023,366.46x = 6,678,304,194,831,801
  5. Step 5: Solve for x
    x = 6,678,304,194,831,801/86,023,366.46
  6. Step 6: Final answer
    x = 77,633,606.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.