Home / 134,007,640.80-201,011,461.20-120,402,751.20

Finding the Fourth Proportional to 134,007,640.80, 201,011,461.20 and 120,402,751.20

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Solution

The fourth proportional to 134,007,640.80, 201,011,461.20 and 120,402,751.20 is: 180,604,126.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,007,640.80 : 201,011,461.20 = 120,402,751.20 : x
  2. Step 2: Convert to fraction form
    134,007,640.80/201,011,461.20 = 120,402,751.20/x
  3. Step 3: Cross multiply
    134,007,640.80x = 201,011,461.20 × 120,402,751.20
  4. Step 4: Simplify right side
    134,007,640.80x = 24,202,332,951,212,052
  5. Step 5: Solve for x
    x = 24,202,332,951,212,052/134,007,640.80
  6. Step 6: Final answer
    x = 180,604,126.80

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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.