Home / 269,029,037.34-403,216,719.80-145,915,415.28

Finding the Fourth Proportional to 269,029,037.34, 403,216,719.80 and 145,915,415.28

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Solution

The fourth proportional to 269,029,037.34, 403,216,719.80 and 145,915,415.28 is: 218,695,854.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,029,037.34 : 403,216,719.80 = 145,915,415.28 : x
  2. Step 2: Convert to fraction form
    269,029,037.34/403,216,719.80 = 145,915,415.28/x
  3. Step 3: Cross multiply
    269,029,037.34x = 403,216,719.80 × 145,915,415.28
  4. Step 4: Simplify right side
    269,029,037.34x = 58,835,535,116,726,824
  5. Step 5: Solve for x
    x = 58,835,535,116,726,824/269,029,037.34
  6. Step 6: Final answer
    x = 218,695,854.17

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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.