Home / 162,146,248.20-223,762,038.24-87,806,936.88

Finding the Fourth Proportional to 162,146,248.20, 223,762,038.24 and 87,806,936.88

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Solution

The fourth proportional to 162,146,248.20, 223,762,038.24 and 87,806,936.88 is: 121,173,689.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,146,248.20 : 223,762,038.24 = 87,806,936.88 : x
  2. Step 2: Convert to fraction form
    162,146,248.20/223,762,038.24 = 87,806,936.88/x
  3. Step 3: Cross multiply
    162,146,248.20x = 223,762,038.24 × 87,806,936.88
  4. Step 4: Simplify right side
    162,146,248.20x = 19,647,859,167,879,828
  5. Step 5: Solve for x
    x = 19,647,859,167,879,828/162,146,248.20
  6. Step 6: Final answer
    x = 121,173,689.72

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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.