Home / 162,011,180.37-223,573,725.17-87,670,113.21

Finding the Fourth Proportional to 162,011,180.37, 223,573,725.17 and 87,670,113.21

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Solution

The fourth proportional to 162,011,180.37, 223,573,725.17 and 87,670,113.21 is: 120,983,834.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,011,180.37 : 223,573,725.17 = 87,670,113.21 : x
  2. Step 2: Convert to fraction form
    162,011,180.37/223,573,725.17 = 87,670,113.21/x
  3. Step 3: Cross multiply
    162,011,180.37x = 223,573,725.17 × 87,670,113.21
  4. Step 4: Simplify right side
    162,011,180.37x = 19,600,733,797,514,028
  5. Step 5: Solve for x
    x = 19,600,733,797,514,028/162,011,180.37
  6. Step 6: Final answer
    x = 120,983,834.28

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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.