Home / 134,763,318.40-202,144,977.60-102,912,822.40

Finding the Fourth Proportional to 134,763,318.40, 202,144,977.60 and 102,912,822.40

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Solution

The fourth proportional to 134,763,318.40, 202,144,977.60 and 102,912,822.40 is: 154,369,233.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,763,318.40 : 202,144,977.60 = 102,912,822.40 : x
  2. Step 2: Convert to fraction form
    134,763,318.40/202,144,977.60 = 102,912,822.40/x
  3. Step 3: Cross multiply
    134,763,318.40x = 202,144,977.60 × 102,912,822.40
  4. Step 4: Simplify right side
    134,763,318.40x = 20,803,310,178,800,780
  5. Step 5: Solve for x
    x = 20,803,310,178,800,780/134,763,318.40
  6. Step 6: Final answer
    x = 154,369,233.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.