Home / 120,712,006.29-166,586,592.42-67,798,038.63

Finding the Fourth Proportional to 120,712,006.29, 166,586,592.42 and 67,798,038.63

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Solution

The fourth proportional to 120,712,006.29, 166,586,592.42 and 67,798,038.63 is: 93,563,553.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,712,006.29 : 166,586,592.42 = 67,798,038.63 : x
  2. Step 2: Convert to fraction form
    120,712,006.29/166,586,592.42 = 67,798,038.63/x
  3. Step 3: Cross multiply
    120,712,006.29x = 166,586,592.42 × 67,798,038.63
  4. Step 4: Simplify right side
    120,712,006.29x = 11,294,244,228,131,224
  5. Step 5: Solve for x
    x = 11,294,244,228,131,224/120,712,006.29
  6. Step 6: Final answer
    x = 93,563,553.25

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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.