Home / 188,641,006.20-282,289,662.90-130,862,215.80

Finding the Fourth Proportional to 188,641,006.20, 282,289,662.90 and 130,862,215.80

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Solution

The fourth proportional to 188,641,006.20, 282,289,662.90 and 130,862,215.80 is: 195,827,256.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,641,006.20 : 282,289,662.90 = 130,862,215.80 : x
  2. Step 2: Convert to fraction form
    188,641,006.20/282,289,662.90 = 130,862,215.80/x
  3. Step 3: Cross multiply
    188,641,006.20x = 282,289,662.90 × 130,862,215.80
  4. Step 4: Simplify right side
    188,641,006.20x = 36,941,050,784,529,048
  5. Step 5: Solve for x
    x = 36,941,050,784,529,048/188,641,006.20
  6. Step 6: Final answer
    x = 195,827,256.91

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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.