Home / 1,181,160,005.22-1,771,329,707.19-657,328,496.76

Finding the Fourth Proportional to 1,181,160,005.22, 1,771,329,707.19 and 657,328,496.76

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Solution

The fourth proportional to 1,181,160,005.22, 1,771,329,707.19 and 657,328,496.76 is: 985,764,408.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,160,005.22 : 1,771,329,707.19 = 657,328,496.76 : x
  2. Step 2: Convert to fraction form
    1,181,160,005.22/1,771,329,707.19 = 657,328,496.76/x
  3. Step 3: Cross multiply
    1,181,160,005.22x = 1,771,329,707.19 × 657,328,496.76
  4. Step 4: Simplify right side
    1,181,160,005.22x = 1,164,345,493,693,533,696
  5. Step 5: Solve for x
    x = 1,164,345,493,693,533,696/1,181,160,005.22
  6. Step 6: Final answer
    x = 985,764,408.33

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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.