Home / 310,556,955.60-465,439,805.10-165,060,219.60

Finding the Fourth Proportional to 310,556,955.60, 465,439,805.10 and 165,060,219.60

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Solution

The fourth proportional to 310,556,955.60, 465,439,805.10 and 165,060,219.60 is: 247,380,053.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,556,955.60 : 465,439,805.10 = 165,060,219.60 : x
  2. Step 2: Convert to fraction form
    310,556,955.60/465,439,805.10 = 165,060,219.60/x
  3. Step 3: Cross multiply
    310,556,955.60x = 465,439,805.10 × 165,060,219.60
  4. Step 4: Simplify right side
    310,556,955.60x = 76,825,596,440,387,200
  5. Step 5: Solve for x
    x = 76,825,596,440,387,200/310,556,955.60
  6. Step 6: Final answer
    x = 247,380,053.98

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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.