Home / 299,957,411.80-449,844,004.48-105,823,426.60

Finding the Fourth Proportional to 299,957,411.80, 449,844,004.48 and 105,823,426.60

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Solution

The fourth proportional to 299,957,411.80, 449,844,004.48 and 105,823,426.60 is: 158,702,642.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,957,411.80 : 449,844,004.48 = 105,823,426.60 : x
  2. Step 2: Convert to fraction form
    299,957,411.80/449,844,004.48 = 105,823,426.60/x
  3. Step 3: Cross multiply
    299,957,411.80x = 449,844,004.48 × 105,823,426.60
  4. Step 4: Simplify right side
    299,957,411.80x = 47,604,033,989,539,352
  5. Step 5: Solve for x
    x = 47,604,033,989,539,352/299,957,411.80
  6. Step 6: Final answer
    x = 158,702,642.83

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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.