Home / 103,377,340.44-142,658,882.25-56,334,822.60

Finding the Fourth Proportional to 103,377,340.44, 142,658,882.25 and 56,334,822.60

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Solution

The fourth proportional to 103,377,340.44, 142,658,882.25 and 56,334,822.60 is: 77,741,048.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,377,340.44 : 142,658,882.25 = 56,334,822.60 : x
  2. Step 2: Convert to fraction form
    103,377,340.44/142,658,882.25 = 56,334,822.60/x
  3. Step 3: Cross multiply
    103,377,340.44x = 142,658,882.25 × 56,334,822.60
  4. Step 4: Simplify right side
    103,377,340.44x = 8,036,662,823,868,039
  5. Step 5: Solve for x
    x = 8,036,662,823,868,039/103,377,340.44
  6. Step 6: Final answer
    x = 77,741,048.37

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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.