Home / 314,837,030.98-434,614,438.40-203,382,227.86

Finding the Fourth Proportional to 314,837,030.98, 434,614,438.40 and 203,382,227.86

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Solution

The fourth proportional to 314,837,030.98, 434,614,438.40 and 203,382,227.86 is: 280,757,484.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,837,030.98 : 434,614,438.40 = 203,382,227.86 : x
  2. Step 2: Convert to fraction form
    314,837,030.98/434,614,438.40 = 203,382,227.86/x
  3. Step 3: Cross multiply
    314,837,030.98x = 434,614,438.40 × 203,382,227.86
  4. Step 4: Simplify right side
    314,837,030.98x = 88,392,852,741,914,736
  5. Step 5: Solve for x
    x = 88,392,852,741,914,736/314,837,030.98
  6. Step 6: Final answer
    x = 280,757,484.17

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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.