Home / 160,604,635.05-221,614,801.94-90,023,955.84

Finding the Fourth Proportional to 160,604,635.05, 221,614,801.94 and 90,023,955.84

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Solution

The fourth proportional to 160,604,635.05, 221,614,801.94 and 90,023,955.84 is: 124,222,075.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,604,635.05 : 221,614,801.94 = 90,023,955.84 : x
  2. Step 2: Convert to fraction form
    160,604,635.05/221,614,801.94 = 90,023,955.84/x
  3. Step 3: Cross multiply
    160,604,635.05x = 221,614,801.94 × 90,023,955.84
  4. Step 4: Simplify right side
    160,604,635.05x = 19,950,641,143,561,968
  5. Step 5: Solve for x
    x = 19,950,641,143,561,968/160,604,635.05
  6. Step 6: Final answer
    x = 124,222,075.77

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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.