Home / 145,603,496.91-200,799,749.94-113,817,865.80

Finding the Fourth Proportional to 145,603,496.91, 200,799,749.94 and 113,817,865.80

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Solution

The fourth proportional to 145,603,496.91, 200,799,749.94 and 113,817,865.80 is: 156,964,629.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,603,496.91 : 200,799,749.94 = 113,817,865.80 : x
  2. Step 2: Convert to fraction form
    145,603,496.91/200,799,749.94 = 113,817,865.80/x
  3. Step 3: Cross multiply
    145,603,496.91x = 200,799,749.94 × 113,817,865.80
  4. Step 4: Simplify right side
    145,603,496.91x = 22,854,598,991,344,476
  5. Step 5: Solve for x
    x = 22,854,598,991,344,476/145,603,496.91
  6. Step 6: Final answer
    x = 156,964,629.81

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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.