Home / 120,036,263.36-165,647,884.14-67,824,178.01

Finding the Fourth Proportional to 120,036,263.36, 165,647,884.14 and 67,824,178.01

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Solution

The fourth proportional to 120,036,263.36, 165,647,884.14 and 67,824,178.01 is: 93,596,145.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,036,263.36 : 165,647,884.14 = 67,824,178.01 : x
  2. Step 2: Convert to fraction form
    120,036,263.36/165,647,884.14 = 67,824,178.01/x
  3. Step 3: Cross multiply
    120,036,263.36x = 165,647,884.14 × 67,824,178.01
  4. Step 4: Simplify right side
    120,036,263.36x = 11,234,931,580,684,156
  5. Step 5: Solve for x
    x = 11,234,931,580,684,156/120,036,263.36
  6. Step 6: Final answer
    x = 93,596,145.59

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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.