Home / 96,670,857.20-145,006,285.80-53,672,687.60

Finding the Fourth Proportional to 96,670,857.20, 145,006,285.80 and 53,672,687.60

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Solution

The fourth proportional to 96,670,857.20, 145,006,285.80 and 53,672,687.60 is: 80,509,031.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,670,857.20 : 145,006,285.80 = 53,672,687.60 : x
  2. Step 2: Convert to fraction form
    96,670,857.20/145,006,285.80 = 53,672,687.60/x
  3. Step 3: Cross multiply
    96,670,857.20x = 145,006,285.80 × 53,672,687.60
  4. Step 4: Simplify right side
    96,670,857.20x = 7,782,877,077,779,717
  5. Step 5: Solve for x
    x = 7,782,877,077,779,717/96,670,857.20
  6. Step 6: Final answer
    x = 80,509,031.40

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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.