Home / 79,037,605.50-118,433,975.13-54,823,608.06

Finding the Fourth Proportional to 79,037,605.50, 118,433,975.13 and 54,823,608.06

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Solution

The fourth proportional to 79,037,605.50, 118,433,975.13 and 54,823,608.06 is: 82,150,487.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,037,605.50 : 118,433,975.13 = 54,823,608.06 : x
  2. Step 2: Convert to fraction form
    79,037,605.50/118,433,975.13 = 54,823,608.06/x
  3. Step 3: Cross multiply
    79,037,605.50x = 118,433,975.13 × 54,823,608.06
  4. Step 4: Simplify right side
    79,037,605.50x = 6,492,977,833,514,908
  5. Step 5: Solve for x
    x = 6,492,977,833,514,908/79,037,605.50
  6. Step 6: Final answer
    x = 82,150,487.64

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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.