Home / 154,864,527.94-213,758,178.42-101,226,980.80

Finding the Fourth Proportional to 154,864,527.94, 213,758,178.42 and 101,226,980.80

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Solution

The fourth proportional to 154,864,527.94, 213,758,178.42 and 101,226,980.80 is: 139,722,732.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,864,527.94 : 213,758,178.42 = 101,226,980.80 : x
  2. Step 2: Convert to fraction form
    154,864,527.94/213,758,178.42 = 101,226,980.80/x
  3. Step 3: Cross multiply
    154,864,527.94x = 213,758,178.42 × 101,226,980.80
  4. Step 4: Simplify right side
    154,864,527.94x = 21,638,095,022,764,312
  5. Step 5: Solve for x
    x = 21,638,095,022,764,312/154,864,527.94
  6. Step 6: Final answer
    x = 139,722,732.58

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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.