Home / 1,105,071,158.80-1,524,990,441.30-603,279,942.45

Finding the Fourth Proportional to 1,105,071,158.80, 1,524,990,441.30 and 603,279,942.45

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Solution

The fourth proportional to 1,105,071,158.80, 1,524,990,441.30 and 603,279,942.45 is: 832,522,085.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,071,158.80 : 1,524,990,441.30 = 603,279,942.45 : x
  2. Step 2: Convert to fraction form
    1,105,071,158.80/1,524,990,441.30 = 603,279,942.45/x
  3. Step 3: Cross multiply
    1,105,071,158.80x = 1,524,990,441.30 × 603,279,942.45
  4. Step 4: Simplify right side
    1,105,071,158.80x = 919,996,145,664,264,192
  5. Step 5: Solve for x
    x = 919,996,145,664,264,192/1,105,071,158.80
  6. Step 6: Final answer
    x = 832,522,085.42

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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.