Home / 164,727,619.77-227,338,496.91-90,402,524.55

Finding the Fourth Proportional to 164,727,619.77, 227,338,496.91 and 90,402,524.55

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Solution

The fourth proportional to 164,727,619.77, 227,338,496.91 and 90,402,524.55 is: 124,763,376.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,727,619.77 : 227,338,496.91 = 90,402,524.55 : x
  2. Step 2: Convert to fraction form
    164,727,619.77/227,338,496.91 = 90,402,524.55/x
  3. Step 3: Cross multiply
    164,727,619.77x = 227,338,496.91 × 90,402,524.55
  4. Step 4: Simplify right side
    164,727,619.77x = 20,551,974,048,066,372
  5. Step 5: Solve for x
    x = 20,551,974,048,066,372/164,727,619.77
  6. Step 6: Final answer
    x = 124,763,376.52

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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.