Home / 90,668,933.00-136,003,316.41-28,420,695.08

Finding the Fourth Proportional to 90,668,933.00, 136,003,316.41 and 28,420,695.08

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Solution

The fourth proportional to 90,668,933.00, 136,003,316.41 and 28,420,695.08 is: 42,631,016.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,668,933.00 : 136,003,316.41 = 28,420,695.08 : x
  2. Step 2: Convert to fraction form
    90,668,933.00/136,003,316.41 = 28,420,695.08/x
  3. Step 3: Cross multiply
    90,668,933.00x = 136,003,316.41 × 28,420,695.08
  4. Step 4: Simplify right side
    90,668,933.00x = 3,865,308,785,956,480.50
  5. Step 5: Solve for x
    x = 3,865,308,785,956,480.50/90,668,933.00
  6. Step 6: Final answer
    x = 42,631,016.58

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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.