Home / 164,382,493.80-226,839,780.12-90,043,384.08

Finding the Fourth Proportional to 164,382,493.80, 226,839,780.12 and 90,043,384.08

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Solution

The fourth proportional to 164,382,493.80, 226,839,780.12 and 90,043,384.08 is: 124,255,454.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,382,493.80 : 226,839,780.12 = 90,043,384.08 : x
  2. Step 2: Convert to fraction form
    164,382,493.80/226,839,780.12 = 90,043,384.08/x
  3. Step 3: Cross multiply
    164,382,493.80x = 226,839,780.12 × 90,043,384.08
  4. Step 4: Simplify right side
    164,382,493.80x = 20,425,421,445,967,908
  5. Step 5: Solve for x
    x = 20,425,421,445,967,908/164,382,493.80
  6. Step 6: Final answer
    x = 124,255,454.30

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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.