Home / 109,956,123.30-151,735,292.84-61,066,700.58

Finding the Fourth Proportional to 109,956,123.30, 151,735,292.84 and 61,066,700.58

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Solution

The fourth proportional to 109,956,123.30, 151,735,292.84 and 61,066,700.58 is: 84,269,737.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,956,123.30 : 151,735,292.84 = 61,066,700.58 : x
  2. Step 2: Convert to fraction form
    109,956,123.30/151,735,292.84 = 61,066,700.58/x
  3. Step 3: Cross multiply
    109,956,123.30x = 151,735,292.84 × 61,066,700.58
  4. Step 4: Simplify right side
    109,956,123.30x = 9,265,973,695,278,898
  5. Step 5: Solve for x
    x = 9,265,973,695,278,898/109,956,123.30
  6. Step 6: Final answer
    x = 84,269,737.94

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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.