Home / 118,850,750.72-178,291,989.12-47,030,370.56

Finding the Fourth Proportional to 118,850,750.72, 178,291,989.12 and 47,030,370.56

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Solution

The fourth proportional to 118,850,750.72, 178,291,989.12 and 47,030,370.56 is: 70,551,833.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,850,750.72 : 178,291,989.12 = 47,030,370.56 : x
  2. Step 2: Convert to fraction form
    118,850,750.72/178,291,989.12 = 47,030,370.56/x
  3. Step 3: Cross multiply
    118,850,750.72x = 178,291,989.12 × 47,030,370.56
  4. Step 4: Simplify right side
    118,850,750.72x = 8,385,138,316,193,089
  5. Step 5: Solve for x
    x = 8,385,138,316,193,089/118,850,750.72
  6. Step 6: Final answer
    x = 70,551,833.00

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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.