Home / 97,988,879.73-135,223,580.93-53,934,936.69

Finding the Fourth Proportional to 97,988,879.73, 135,223,580.93 and 53,934,936.69

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Solution

The fourth proportional to 97,988,879.73, 135,223,580.93 and 53,934,936.69 is: 74,429,621.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,988,879.73 : 135,223,580.93 = 53,934,936.69 : x
  2. Step 2: Convert to fraction form
    97,988,879.73/135,223,580.93 = 53,934,936.69/x
  3. Step 3: Cross multiply
    97,988,879.73x = 135,223,580.93 × 53,934,936.69
  4. Step 4: Simplify right side
    97,988,879.73x = 7,293,275,276,454,641
  5. Step 5: Solve for x
    x = 7,293,275,276,454,641/97,988,879.73
  6. Step 6: Final answer
    x = 74,429,621.98

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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.