Home / 134,786,814.40-202,180,221.60-73,564,811.20

Finding the Fourth Proportional to 134,786,814.40, 202,180,221.60 and 73,564,811.20

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Solution

The fourth proportional to 134,786,814.40, 202,180,221.60 and 73,564,811.20 is: 110,347,216.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,786,814.40 : 202,180,221.60 = 73,564,811.20 : x
  2. Step 2: Convert to fraction form
    134,786,814.40/202,180,221.60 = 73,564,811.20/x
  3. Step 3: Cross multiply
    134,786,814.40x = 202,180,221.60 × 73,564,811.20
  4. Step 4: Simplify right side
    134,786,814.40x = 14,873,349,830,378,162
  5. Step 5: Solve for x
    x = 14,873,349,830,378,162/134,786,814.40
  6. Step 6: Final answer
    x = 110,347,216.80

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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.