Home / 77,333,355.80-106,693,913.16-43,839,243.71

Finding the Fourth Proportional to 77,333,355.80, 106,693,913.16 and 43,839,243.71

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Solution

The fourth proportional to 77,333,355.80, 106,693,913.16 and 43,839,243.71 is: 60,483,350.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,333,355.80 : 106,693,913.16 = 43,839,243.71 : x
  2. Step 2: Convert to fraction form
    77,333,355.80/106,693,913.16 = 43,839,243.71/x
  3. Step 3: Cross multiply
    77,333,355.80x = 106,693,913.16 × 43,839,243.71
  4. Step 4: Simplify right side
    77,333,355.80x = 4,677,380,460,861,346
  5. Step 5: Solve for x
    x = 4,677,380,460,861,346/77,333,355.80
  6. Step 6: Final answer
    x = 60,483,350.46

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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.