Home / 316,973,313.60-475,012,072.80-195,443,764.80

Finding the Fourth Proportional to 316,973,313.60, 475,012,072.80 and 195,443,764.80

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Solution

The fourth proportional to 316,973,313.60, 475,012,072.80 and 195,443,764.80 is: 292,889,476.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,973,313.60 : 475,012,072.80 = 195,443,764.80 : x
  2. Step 2: Convert to fraction form
    316,973,313.60/475,012,072.80 = 195,443,764.80/x
  3. Step 3: Cross multiply
    316,973,313.60x = 475,012,072.80 × 195,443,764.80
  4. Step 4: Simplify right side
    316,973,313.60x = 92,838,147,833,483,680
  5. Step 5: Solve for x
    x = 92,838,147,833,483,680/316,973,313.60
  6. Step 6: Final answer
    x = 292,889,476.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.