Home / 117,855,675.42-162,644,710.23-64,929,575.58

Finding the Fourth Proportional to 117,855,675.42, 162,644,710.23 and 64,929,575.58

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Solution

The fourth proportional to 117,855,675.42, 162,644,710.23 and 64,929,575.58 is: 89,604,950.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,855,675.42 : 162,644,710.23 = 64,929,575.58 : x
  2. Step 2: Convert to fraction form
    117,855,675.42/162,644,710.23 = 64,929,575.58/x
  3. Step 3: Cross multiply
    117,855,675.42x = 162,644,710.23 × 64,929,575.58
  4. Step 4: Simplify right side
    117,855,675.42x = 10,560,452,005,565,984
  5. Step 5: Solve for x
    x = 10,560,452,005,565,984/117,855,675.42
  6. Step 6: Final answer
    x = 89,604,950.87

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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.