Home / 118,962,011.27-164,168,898.39-66,042,297.47

Finding the Fourth Proportional to 118,962,011.27, 164,168,898.39 and 66,042,297.47

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Solution

The fourth proportional to 118,962,011.27, 164,168,898.39 and 66,042,297.47 is: 91,139,104.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,962,011.27 : 164,168,898.39 = 66,042,297.47 : x
  2. Step 2: Convert to fraction form
    118,962,011.27/164,168,898.39 = 66,042,297.47/x
  3. Step 3: Cross multiply
    118,962,011.27x = 164,168,898.39 × 66,042,297.47
  4. Step 4: Simplify right side
    118,962,011.27x = 10,842,091,223,205,004
  5. Step 5: Solve for x
    x = 10,842,091,223,205,004/118,962,011.27
  6. Step 6: Final answer
    x = 91,139,104.89

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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.