Home / 162,065,067.72-243,081,241.17-109,877,823.60

Finding the Fourth Proportional to 162,065,067.72, 243,081,241.17 and 109,877,823.60

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Solution

The fourth proportional to 162,065,067.72, 243,081,241.17 and 109,877,823.60 is: 164,805,643.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,065,067.72 : 243,081,241.17 = 109,877,823.60 : x
  2. Step 2: Convert to fraction form
    162,065,067.72/243,081,241.17 = 109,877,823.60/x
  3. Step 3: Cross multiply
    162,065,067.72x = 243,081,241.17 × 109,877,823.60
  4. Step 4: Simplify right side
    162,065,067.72x = 26,709,237,737,746,316
  5. Step 5: Solve for x
    x = 26,709,237,737,746,316/162,065,067.72
  6. Step 6: Final answer
    x = 164,805,643.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.