Home / 1,529,554,981.60-2,294,328,972.72-655,589,657.44

Finding the Fourth Proportional to 1,529,554,981.60, 2,294,328,972.72 and 655,589,657.44

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Solution

The fourth proportional to 1,529,554,981.60, 2,294,328,972.72 and 655,589,657.44 is: 983,382,986.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,529,554,981.60 : 2,294,328,972.72 = 655,589,657.44 : x
  2. Step 2: Convert to fraction form
    1,529,554,981.60/2,294,328,972.72 = 655,589,657.44/x
  3. Step 3: Cross multiply
    1,529,554,981.60x = 2,294,328,972.72 × 655,589,657.44
  4. Step 4: Simplify right side
    1,529,554,981.60x = 1,504,138,345,280,171,776
  5. Step 5: Solve for x
    x = 1,504,138,345,280,171,776/1,529,554,981.60
  6. Step 6: Final answer
    x = 983,382,986.15

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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.