Home / 1,124,148,479.20-1,551,291,582.96-622,379,626

Finding the Fourth Proportional to 1,124,148,479.20, 1,551,291,582.96 and 622,379,626

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Solution

The fourth proportional to 1,124,148,479.20, 1,551,291,582.96 and 622,379,626 is: 858,865,437.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,148,479.20 : 1,551,291,582.96 = 622,379,626 : x
  2. Step 2: Convert to fraction form
    1,124,148,479.20/1,551,291,582.96 = 622,379,626/x
  3. Step 3: Cross multiply
    1,124,148,479.20x = 1,551,291,582.96 × 622,379,626
  4. Step 4: Simplify right side
    1,124,148,479.20x = 965,492,275,219,592,832
  5. Step 5: Solve for x
    x = 965,492,275,219,592,832/1,124,148,479.20
  6. Step 6: Final answer
    x = 858,865,437.34

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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.