Home / 159,894,012.80-239,771,035.20-73,603,740.80

Finding the Fourth Proportional to 159,894,012.80, 239,771,035.20 and 73,603,740.80

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Solution

The fourth proportional to 159,894,012.80, 239,771,035.20 and 73,603,740.80 is: 110,373,395.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,894,012.80 : 239,771,035.20 = 73,603,740.80 : x
  2. Step 2: Convert to fraction form
    159,894,012.80/239,771,035.20 = 73,603,740.80/x
  3. Step 3: Cross multiply
    159,894,012.80x = 239,771,035.20 × 73,603,740.80
  4. Step 4: Simplify right side
    159,894,012.80x = 17,648,045,126,208,474
  5. Step 5: Solve for x
    x = 17,648,045,126,208,474/159,894,012.80
  6. Step 6: Final answer
    x = 110,373,395.58

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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.