Home / 152,273,181.82-210,137,257.50-82,658,609.86

Finding the Fourth Proportional to 152,273,181.82, 210,137,257.50 and 82,658,609.86

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Solution

The fourth proportional to 152,273,181.82, 210,137,257.50 and 82,658,609.86 is: 114,069,026.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,273,181.82 : 210,137,257.50 = 82,658,609.86 : x
  2. Step 2: Convert to fraction form
    152,273,181.82/210,137,257.50 = 82,658,609.86/x
  3. Step 3: Cross multiply
    152,273,181.82x = 210,137,257.50 × 82,658,609.86
  4. Step 4: Simplify right side
    152,273,181.82x = 17,369,653,584,742,858
  5. Step 5: Solve for x
    x = 17,369,653,584,742,858/152,273,181.82
  6. Step 6: Final answer
    x = 114,069,026.32

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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.