Home / 186,783,006.60-280,174,509.90-65,614,458.60

Finding the Fourth Proportional to 186,783,006.60, 280,174,509.90 and 65,614,458.60

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Solution

The fourth proportional to 186,783,006.60, 280,174,509.90 and 65,614,458.60 is: 98,421,687.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,783,006.60 : 280,174,509.90 = 65,614,458.60 : x
  2. Step 2: Convert to fraction form
    186,783,006.60/280,174,509.90 = 65,614,458.60/x
  3. Step 3: Cross multiply
    186,783,006.60x = 280,174,509.90 × 65,614,458.60
  4. Step 4: Simplify right side
    186,783,006.60x = 18,383,498,780,608,840
  5. Step 5: Solve for x
    x = 18,383,498,780,608,840/186,783,006.60
  6. Step 6: Final answer
    x = 98,421,687.90

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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.