Home / 943,140,387.66-1,301,503,212.30-541,320,275.10

Finding the Fourth Proportional to 943,140,387.66, 1,301,503,212.30 and 541,320,275.10

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Solution

The fourth proportional to 943,140,387.66, 1,301,503,212.30 and 541,320,275.10 is: 747,004,460.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,140,387.66 : 1,301,503,212.30 = 541,320,275.10 : x
  2. Step 2: Convert to fraction form
    943,140,387.66/1,301,503,212.30 = 541,320,275.10/x
  3. Step 3: Cross multiply
    943,140,387.66x = 1,301,503,212.30 × 541,320,275.10
  4. Step 4: Simplify right side
    943,140,387.66x = 704,530,076,925,769,728
  5. Step 5: Solve for x
    x = 704,530,076,925,769,728/943,140,387.66
  6. Step 6: Final answer
    x = 747,004,460.99

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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.