Home / 209,952,004.30-314,928,006.45-197,186,922.70

Finding the Fourth Proportional to 209,952,004.30, 314,928,006.45 and 197,186,922.70

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Solution

The fourth proportional to 209,952,004.30, 314,928,006.45 and 197,186,922.70 is: 295,780,384.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,952,004.30 : 314,928,006.45 = 197,186,922.70 : x
  2. Step 2: Convert to fraction form
    209,952,004.30/314,928,006.45 = 197,186,922.70/x
  3. Step 3: Cross multiply
    209,952,004.30x = 314,928,006.45 × 197,186,922.70
  4. Step 4: Simplify right side
    209,952,004.30x = 62,099,684,463,921,248
  5. Step 5: Solve for x
    x = 62,099,684,463,921,248/209,952,004.30
  6. Step 6: Final answer
    x = 295,780,384.05

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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.