Home / 161,777,889.60-242,666,834.40-134,873,689

Finding the Fourth Proportional to 161,777,889.60, 242,666,834.40 and 134,873,689

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Solution

The fourth proportional to 161,777,889.60, 242,666,834.40 and 134,873,689 is: 202,310,533.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,777,889.60 : 242,666,834.40 = 134,873,689 : x
  2. Step 2: Convert to fraction form
    161,777,889.60/242,666,834.40 = 134,873,689/x
  3. Step 3: Cross multiply
    161,777,889.60x = 242,666,834.40 × 134,873,689
  4. Step 4: Simplify right side
    161,777,889.60x = 32,729,371,153,480,104
  5. Step 5: Solve for x
    x = 32,729,371,153,480,104/161,777,889.60
  6. Step 6: Final answer
    x = 202,310,533.50

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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.