Home / 117,031,852.08-161,502,177.24-64,108,136.88

Finding the Fourth Proportional to 117,031,852.08, 161,502,177.24 and 64,108,136.88

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Solution

The fourth proportional to 117,031,852.08, 161,502,177.24 and 64,108,136.88 is: 88,468,254.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,031,852.08 : 161,502,177.24 = 64,108,136.88 : x
  2. Step 2: Convert to fraction form
    117,031,852.08/161,502,177.24 = 64,108,136.88/x
  3. Step 3: Cross multiply
    117,031,852.08x = 161,502,177.24 × 64,108,136.88
  4. Step 4: Simplify right side
    117,031,852.08x = 10,353,603,684,919,942
  5. Step 5: Solve for x
    x = 10,353,603,684,919,942/117,031,852.08
  6. Step 6: Final answer
    x = 88,468,254.59

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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.