Home / 137,984,014.80-206,946,991.80-69,762,574.80

Finding the Fourth Proportional to 137,984,014.80, 206,946,991.80 and 69,762,574.80

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Solution

The fourth proportional to 137,984,014.80, 206,946,991.80 and 69,762,574.80 is: 104,629,184.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,984,014.80 : 206,946,991.80 = 69,762,574.80 : x
  2. Step 2: Convert to fraction form
    137,984,014.80/206,946,991.80 = 69,762,574.80/x
  3. Step 3: Cross multiply
    137,984,014.80x = 206,946,991.80 × 69,762,574.80
  4. Step 4: Simplify right side
    137,984,014.80x = 14,437,154,995,082,486
  5. Step 5: Solve for x
    x = 14,437,154,995,082,486/137,984,014.80
  6. Step 6: Final answer
    x = 104,629,184.88

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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.