Home / 291,509,588.11-402,283,261.89-159,351,123.17

Finding the Fourth Proportional to 291,509,588.11, 402,283,261.89 and 159,351,123.17

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Solution

The fourth proportional to 291,509,588.11, 402,283,261.89 and 159,351,123.17 is: 219,904,566.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,509,588.11 : 402,283,261.89 = 159,351,123.17 : x
  2. Step 2: Convert to fraction form
    291,509,588.11/402,283,261.89 = 159,351,123.17/x
  3. Step 3: Cross multiply
    291,509,588.11x = 402,283,261.89 × 159,351,123.17
  4. Step 4: Simplify right side
    291,509,588.11x = 64,104,289,615,668,472
  5. Step 5: Solve for x
    x = 64,104,289,615,668,472/291,509,588.11
  6. Step 6: Final answer
    x = 219,904,566.54

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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.