Home / 109,361,412.30-164,042,118.45-101,047,313.10

Finding the Fourth Proportional to 109,361,412.30, 164,042,118.45 and 101,047,313.10

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Solution

The fourth proportional to 109,361,412.30, 164,042,118.45 and 101,047,313.10 is: 151,570,969.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,361,412.30 : 164,042,118.45 = 101,047,313.10 : x
  2. Step 2: Convert to fraction form
    109,361,412.30/164,042,118.45 = 101,047,313.10/x
  3. Step 3: Cross multiply
    109,361,412.30x = 164,042,118.45 × 101,047,313.10
  4. Step 4: Simplify right side
    109,361,412.30x = 16,576,015,304,604,434
  5. Step 5: Solve for x
    x = 16,576,015,304,604,434/109,361,412.30
  6. Step 6: Final answer
    x = 151,570,969.65

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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.