Home / 197,862,005.10-296,793,007.65-146,205,939.90

Finding the Fourth Proportional to 197,862,005.10, 296,793,007.65 and 146,205,939.90

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Solution

The fourth proportional to 197,862,005.10, 296,793,007.65 and 146,205,939.90 is: 219,308,909.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,862,005.10 : 296,793,007.65 = 146,205,939.90 : x
  2. Step 2: Convert to fraction form
    197,862,005.10/296,793,007.65 = 146,205,939.90/x
  3. Step 3: Cross multiply
    197,862,005.10x = 296,793,007.65 × 146,205,939.90
  4. Step 4: Simplify right side
    197,862,005.10x = 43,392,900,639,216,136
  5. Step 5: Solve for x
    x = 43,392,900,639,216,136/197,862,005.10
  6. Step 6: Final answer
    x = 219,308,909.85

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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.