Home / 368,754,583.20-553,131,874.80-185,088,573.60

Finding the Fourth Proportional to 368,754,583.20, 553,131,874.80 and 185,088,573.60

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Solution

The fourth proportional to 368,754,583.20, 553,131,874.80 and 185,088,573.60 is: 277,632,860.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,754,583.20 : 553,131,874.80 = 185,088,573.60 : x
  2. Step 2: Convert to fraction form
    368,754,583.20/553,131,874.80 = 185,088,573.60/x
  3. Step 3: Cross multiply
    368,754,583.20x = 553,131,874.80 × 185,088,573.60
  4. Step 4: Simplify right side
    368,754,583.20x = 102,378,389,719,425,776
  5. Step 5: Solve for x
    x = 102,378,389,719,425,776/368,754,583.20
  6. Step 6: Final answer
    x = 277,632,860.40

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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.