Home / 745,085,186.01-1,028,171,227.90-410,538,986.91

Finding the Fourth Proportional to 745,085,186.01, 1,028,171,227.90 and 410,538,986.91

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Solution

The fourth proportional to 745,085,186.01, 1,028,171,227.90 and 410,538,986.91 is: 566,518,274.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,085,186.01 : 1,028,171,227.90 = 410,538,986.91 : x
  2. Step 2: Convert to fraction form
    745,085,186.01/1,028,171,227.90 = 410,538,986.91/x
  3. Step 3: Cross multiply
    745,085,186.01x = 1,028,171,227.90 × 410,538,986.91
  4. Step 4: Simplify right side
    745,085,186.01x = 422,104,374,272,076,736
  5. Step 5: Solve for x
    x = 422,104,374,272,076,736/745,085,186.01
  6. Step 6: Final answer
    x = 566,518,274.95

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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.