Home / 118,962,012.27-164,168,899.77-66,042,298.47

Finding the Fourth Proportional to 118,962,012.27, 164,168,899.77 and 66,042,298.47

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Solution

The fourth proportional to 118,962,012.27, 164,168,899.77 and 66,042,298.47 is: 91,139,106.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,962,012.27 : 164,168,899.77 = 66,042,298.47 : x
  2. Step 2: Convert to fraction form
    118,962,012.27/164,168,899.77 = 66,042,298.47/x
  3. Step 3: Cross multiply
    118,962,012.27x = 164,168,899.77 × 66,042,298.47
  4. Step 4: Simplify right side
    118,962,012.27x = 10,842,091,478,101,854
  5. Step 5: Solve for x
    x = 10,842,091,478,101,854/118,962,012.27
  6. Step 6: Final answer
    x = 91,139,106.27

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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.