Home / 161,717,135.20-242,607,195.60-46,705,429.60

Finding the Fourth Proportional to 161,717,135.20, 242,607,195.60 and 46,705,429.60

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Solution

The fourth proportional to 161,717,135.20, 242,607,195.60 and 46,705,429.60 is: 70,067,239.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,717,135.20 : 242,607,195.60 = 46,705,429.60 : x
  2. Step 2: Convert to fraction form
    161,717,135.20/242,607,195.60 = 46,705,429.60/x
  3. Step 3: Cross multiply
    161,717,135.20x = 242,607,195.60 × 46,705,429.60
  4. Step 4: Simplify right side
    161,717,135.20x = 11,331,073,294,549,230
  5. Step 5: Solve for x
    x = 11,331,073,294,549,230/161,717,135.20
  6. Step 6: Final answer
    x = 70,067,239.82

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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.