Home / 148,869,560.24-205,440,110.26-82,788,616.52

Finding the Fourth Proportional to 148,869,560.24, 205,440,110.26 and 82,788,616.52

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Solution

The fourth proportional to 148,869,560.24, 205,440,110.26 and 82,788,616.52 is: 114,248,355.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,869,560.24 : 205,440,110.26 = 82,788,616.52 : x
  2. Step 2: Convert to fraction form
    148,869,560.24/205,440,110.26 = 82,788,616.52/x
  3. Step 3: Cross multiply
    148,869,560.24x = 205,440,110.26 × 82,788,616.52
  4. Step 4: Simplify right side
    148,869,560.24x = 17,008,102,506,141,656
  5. Step 5: Solve for x
    x = 17,008,102,506,141,656/148,869,560.24
  6. Step 6: Final answer
    x = 114,248,355.93

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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.