Home / 118,646,295.77-163,733,197.89-65,723,814.06

Finding the Fourth Proportional to 118,646,295.77, 163,733,197.89 and 65,723,814.06

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Solution

The fourth proportional to 118,646,295.77, 163,733,197.89 and 65,723,814.06 is: 90,699,588.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,646,295.77 : 163,733,197.89 = 65,723,814.06 : x
  2. Step 2: Convert to fraction form
    118,646,295.77/163,733,197.89 = 65,723,814.06/x
  3. Step 3: Cross multiply
    118,646,295.77x = 163,733,197.89 × 65,723,814.06
  4. Step 4: Simplify right side
    118,646,295.77x = 10,761,170,253,571,544
  5. Step 5: Solve for x
    x = 10,761,170,253,571,544/118,646,295.77
  6. Step 6: Final answer
    x = 90,699,588.93

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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.