Home / 148,506,839.96-204,922,817.26-82,430,123.63

Finding the Fourth Proportional to 148,506,839.96, 204,922,817.26 and 82,430,123.63

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Solution

The fourth proportional to 148,506,839.96, 204,922,817.26 and 82,430,123.63 is: 113,744,344.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,506,839.96 : 204,922,817.26 = 82,430,123.63 : x
  2. Step 2: Convert to fraction form
    148,506,839.96/204,922,817.26 = 82,430,123.63/x
  3. Step 3: Cross multiply
    148,506,839.96x = 204,922,817.26 × 82,430,123.63
  4. Step 4: Simplify right side
    148,506,839.96x = 16,891,813,160,119,008
  5. Step 5: Solve for x
    x = 16,891,813,160,119,008/148,506,839.96
  6. Step 6: Final answer
    x = 113,744,344.47

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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.