Home / 372,602,392.12-514,193,324.64-213,819,872.32

Finding the Fourth Proportional to 372,602,392.12, 514,193,324.64 and 213,819,872.32

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Solution

The fourth proportional to 372,602,392.12, 514,193,324.64 and 213,819,872.32 is: 295,072,585.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,602,392.12 : 514,193,324.64 = 213,819,872.32 : x
  2. Step 2: Convert to fraction form
    372,602,392.12/514,193,324.64 = 213,819,872.32/x
  3. Step 3: Cross multiply
    372,602,392.12x = 514,193,324.64 × 213,819,872.32
  4. Step 4: Simplify right side
    372,602,392.12x = 109,944,751,019,750,144
  5. Step 5: Solve for x
    x = 109,944,751,019,750,144/372,602,392.12
  6. Step 6: Final answer
    x = 295,072,585.00

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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.