Home / 79,293,808.44-109,221,571.26-56,048,972.76

Finding the Fourth Proportional to 79,293,808.44, 109,221,571.26 and 56,048,972.76

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Solution

The fourth proportional to 79,293,808.44, 109,221,571.26 and 56,048,972.76 is: 77,203,466.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,293,808.44 : 109,221,571.26 = 56,048,972.76 : x
  2. Step 2: Convert to fraction form
    79,293,808.44/109,221,571.26 = 56,048,972.76/x
  3. Step 3: Cross multiply
    79,293,808.44x = 109,221,571.26 × 56,048,972.76
  4. Step 4: Simplify right side
    79,293,808.44x = 6,121,756,872,356,139
  5. Step 5: Solve for x
    x = 6,121,756,872,356,139/79,293,808.44
  6. Step 6: Final answer
    x = 77,203,466.36

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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.