Home / 371,345,109.12-512,468,536.95-204,087,298.93

Finding the Fourth Proportional to 371,345,109.12, 512,468,536.95 and 204,087,298.93

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Solution

The fourth proportional to 371,345,109.12, 512,468,536.95 and 204,087,298.93 is: 281,647,224.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,345,109.12 : 512,468,536.95 = 204,087,298.93 : x
  2. Step 2: Convert to fraction form
    371,345,109.12/512,468,536.95 = 204,087,298.93/x
  3. Step 3: Cross multiply
    371,345,109.12x = 512,468,536.95 × 204,087,298.93
  4. Step 4: Simplify right side
    371,345,109.12x = 104,588,319,489,151,632
  5. Step 5: Solve for x
    x = 104,588,319,489,151,632/371,345,109.12
  6. Step 6: Final answer
    x = 281,647,224.97

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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.