Home / 302,702,366.88-417,729,250.31-163,473,115.23

Finding the Fourth Proportional to 302,702,366.88, 417,729,250.31 and 163,473,115.23

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Solution

The fourth proportional to 302,702,366.88, 417,729,250.31 and 163,473,115.23 is: 225,592,890.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,702,366.88 : 417,729,250.31 = 163,473,115.23 : x
  2. Step 2: Convert to fraction form
    302,702,366.88/417,729,250.31 = 163,473,115.23/x
  3. Step 3: Cross multiply
    302,702,366.88x = 417,729,250.31 × 163,473,115.23
  4. Step 4: Simplify right side
    302,702,366.88x = 68,287,501,870,050,776
  5. Step 5: Solve for x
    x = 68,287,501,870,050,776/302,702,366.88
  6. Step 6: Final answer
    x = 225,592,890.38

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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.