Home / 209,957,332.80-314,935,999.20-197,202,748.80

Finding the Fourth Proportional to 209,957,332.80, 314,935,999.20 and 197,202,748.80

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Solution

The fourth proportional to 209,957,332.80, 314,935,999.20 and 197,202,748.80 is: 295,804,123.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,957,332.80 : 314,935,999.20 = 197,202,748.80 : x
  2. Step 2: Convert to fraction form
    209,957,332.80/314,935,999.20 = 197,202,748.80/x
  3. Step 3: Cross multiply
    209,957,332.80x = 314,935,999.20 × 197,202,748.80
  4. Step 4: Simplify right side
    209,957,332.80x = 62,106,244,738,314,600
  5. Step 5: Solve for x
    x = 62,106,244,738,314,600/209,957,332.80
  6. Step 6: Final answer
    x = 295,804,123.20

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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.