Home / 53,152,269.70-79,728,404.55-52,144,500.10

Finding the Fourth Proportional to 53,152,269.70, 79,728,404.55 and 52,144,500.10

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Solution

The fourth proportional to 53,152,269.70, 79,728,404.55 and 52,144,500.10 is: 78,216,750.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,152,269.70 : 79,728,404.55 = 52,144,500.10 : x
  2. Step 2: Convert to fraction form
    53,152,269.70/79,728,404.55 = 52,144,500.10/x
  3. Step 3: Cross multiply
    53,152,269.70x = 79,728,404.55 × 52,144,500.10
  4. Step 4: Simplify right side
    53,152,269.70x = 4,157,397,799,030,315.50
  5. Step 5: Solve for x
    x = 4,157,397,799,030,315.50/53,152,269.70
  6. Step 6: Final answer
    x = 78,216,750.15

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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.