Home / 101,636,592.28-140,258,192-55,226,987.80

Finding the Fourth Proportional to 101,636,592.28, 140,258,192 and 55,226,987.80

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Solution

The fourth proportional to 101,636,592.28, 140,258,192 and 55,226,987.80 is: 76,213,077.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,636,592.28 : 140,258,192 = 55,226,987.80 : x
  2. Step 2: Convert to fraction form
    101,636,592.28/140,258,192 = 55,226,987.80/x
  3. Step 3: Cross multiply
    101,636,592.28x = 140,258,192 × 55,226,987.80
  4. Step 4: Simplify right side
    101,636,592.28x = 7,746,037,458,434,057
  5. Step 5: Solve for x
    x = 7,746,037,458,434,057/101,636,592.28
  6. Step 6: Final answer
    x = 76,213,077.25

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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.