Home / 89,013,802.40-133,456,940.40-34,379,626.40

Finding the Fourth Proportional to 89,013,802.40, 133,456,940.40 and 34,379,626.40

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Solution

The fourth proportional to 89,013,802.40, 133,456,940.40 and 34,379,626.40 is: 51,544,812.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,013,802.40 : 133,456,940.40 = 34,379,626.40 : x
  2. Step 2: Convert to fraction form
    89,013,802.40/133,456,940.40 = 34,379,626.40/x
  3. Step 3: Cross multiply
    89,013,802.40x = 133,456,940.40 × 34,379,626.40
  4. Step 4: Simplify right side
    89,013,802.40x = 4,588,199,751,439,067
  5. Step 5: Solve for x
    x = 4,588,199,751,439,067/89,013,802.40
  6. Step 6: Final answer
    x = 51,544,812.46

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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.