Home / 89,238,239.15-133,895,194.49-43,214,400.11

Finding the Fourth Proportional to 89,238,239.15, 133,895,194.49 and 43,214,400.11

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Solution

The fourth proportional to 89,238,239.15, 133,895,194.49 and 43,214,400.11 is: 64,839,922.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,238,239.15 : 133,895,194.49 = 43,214,400.11 : x
  2. Step 2: Convert to fraction form
    89,238,239.15/133,895,194.49 = 43,214,400.11/x
  3. Step 3: Cross multiply
    89,238,239.15x = 133,895,194.49 × 43,214,400.11
  4. Step 4: Simplify right side
    89,238,239.15x = 5,786,200,506,611,579
  5. Step 5: Solve for x
    x = 5,786,200,506,611,579/89,238,239.15
  6. Step 6: Final answer
    x = 64,839,922.46

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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.