Home / 18,821,814,228.23-25,974,569,412.72-10,248,710,859.90

Finding the Fourth Proportional to 18,821,814,228.23, 25,974,569,412.72 and 10,248,710,859.90

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Solution

The fourth proportional to 18,821,814,228.23, 25,974,569,412.72 and 10,248,710,859.90 is: 14,143,474,608.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,821,814,228.23 : 25,974,569,412.72 = 10,248,710,859.90 : x
  2. Step 2: Convert to fraction form
    18,821,814,228.23/25,974,569,412.72 = 10,248,710,859.90/x
  3. Step 3: Cross multiply
    18,821,814,228.23x = 25,974,569,412.72 × 10,248,710,859.90
  4. Step 4: Simplify right side
    18,821,814,228.23x = 266,205,851,621,369,839,616
  5. Step 5: Solve for x
    x = 266,205,851,621,369,839,616/18,821,814,228.23
  6. Step 6: Final answer
    x = 14,143,474,608.42

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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.