Home / 414,691,238.63-572,273,887.43-223,952,237.74

Finding the Fourth Proportional to 414,691,238.63, 572,273,887.43 and 223,952,237.74

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Solution

The fourth proportional to 414,691,238.63, 572,273,887.43 and 223,952,237.74 is: 309,054,076.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,691,238.63 : 572,273,887.43 = 223,952,237.74 : x
  2. Step 2: Convert to fraction form
    414,691,238.63/572,273,887.43 = 223,952,237.74/x
  3. Step 3: Cross multiply
    414,691,238.63x = 572,273,887.43 × 223,952,237.74
  4. Step 4: Simplify right side
    414,691,238.63x = 128,162,017,688,287,808
  5. Step 5: Solve for x
    x = 128,162,017,688,287,808/414,691,238.63
  6. Step 6: Final answer
    x = 309,054,076.26

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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.