Home / 163,377,027.05-225,460,332.83-89,037,605.21

Finding the Fourth Proportional to 163,377,027.05, 225,460,332.83 and 89,037,605.21

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Solution

The fourth proportional to 163,377,027.05, 225,460,332.83 and 89,037,605.21 is: 122,871,914.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,377,027.05 : 225,460,332.83 = 89,037,605.21 : x
  2. Step 2: Convert to fraction form
    163,377,027.05/225,460,332.83 = 89,037,605.21/x
  3. Step 3: Cross multiply
    163,377,027.05x = 225,460,332.83 × 89,037,605.21
  4. Step 4: Simplify right side
    163,377,027.05x = 20,074,448,104,128,036
  5. Step 5: Solve for x
    x = 20,074,448,104,128,036/163,377,027.05
  6. Step 6: Final answer
    x = 122,871,914.54

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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.