Home / 167,637,176.92-251,455,834.14-75,413,193.16

Finding the Fourth Proportional to 167,637,176.92, 251,455,834.14 and 75,413,193.16

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Solution

The fourth proportional to 167,637,176.92, 251,455,834.14 and 75,413,193.16 is: 113,119,820.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,637,176.92 : 251,455,834.14 = 75,413,193.16 : x
  2. Step 2: Convert to fraction form
    167,637,176.92/251,455,834.14 = 75,413,193.16/x
  3. Step 3: Cross multiply
    167,637,176.92x = 251,455,834.14 × 75,413,193.16
  4. Step 4: Simplify right side
    167,637,176.92x = 18,963,087,391,208,740
  5. Step 5: Solve for x
    x = 18,963,087,391,208,740/167,637,176.92
  6. Step 6: Final answer
    x = 113,119,820.67

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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.