Home / 366,912,705.60-550,369,058.40-338,852,620.80

Finding the Fourth Proportional to 366,912,705.60, 550,369,058.40 and 338,852,620.80

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Solution

The fourth proportional to 366,912,705.60, 550,369,058.40 and 338,852,620.80 is: 508,278,931.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,912,705.60 : 550,369,058.40 = 338,852,620.80 : x
  2. Step 2: Convert to fraction form
    366,912,705.60/550,369,058.40 = 338,852,620.80/x
  3. Step 3: Cross multiply
    366,912,705.60x = 550,369,058.40 × 338,852,620.80
  4. Step 4: Simplify right side
    366,912,705.60x = 186,493,997,846,068,256
  5. Step 5: Solve for x
    x = 186,493,997,846,068,256/366,912,705.60
  6. Step 6: Final answer
    x = 508,278,931.20

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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.