Home / 103,569,717.20-155,354,575.80-52,608,923.60

Finding the Fourth Proportional to 103,569,717.20, 155,354,575.80 and 52,608,923.60

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Solution

The fourth proportional to 103,569,717.20, 155,354,575.80 and 52,608,923.60 is: 78,913,385.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,569,717.20 : 155,354,575.80 = 52,608,923.60 : x
  2. Step 2: Convert to fraction form
    103,569,717.20/155,354,575.80 = 52,608,923.60/x
  3. Step 3: Cross multiply
    103,569,717.20x = 155,354,575.80 × 52,608,923.60
  4. Step 4: Simplify right side
    103,569,717.20x = 8,173,037,009,172,610
  5. Step 5: Solve for x
    x = 8,173,037,009,172,610/103,569,717.20
  6. Step 6: Final answer
    x = 78,913,385.40

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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.