Home / 162,146,238.11-223,762,024.43-87,806,926.94

Finding the Fourth Proportional to 162,146,238.11, 223,762,024.43 and 87,806,926.94

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Solution

The fourth proportional to 162,146,238.11, 223,762,024.43 and 87,806,926.94 is: 121,173,676.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,146,238.11 : 223,762,024.43 = 87,806,926.94 : x
  2. Step 2: Convert to fraction form
    162,146,238.11/223,762,024.43 = 87,806,926.94/x
  3. Step 3: Cross multiply
    162,146,238.11x = 223,762,024.43 × 87,806,926.94
  4. Step 4: Simplify right side
    162,146,238.11x = 19,647,855,729,842,936
  5. Step 5: Solve for x
    x = 19,647,855,729,842,936/162,146,238.11
  6. Step 6: Final answer
    x = 121,173,676.05

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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.