Home / 342,146,269.60-513,219,404.40-339,122,960.80

Finding the Fourth Proportional to 342,146,269.60, 513,219,404.40 and 339,122,960.80

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Solution

The fourth proportional to 342,146,269.60, 513,219,404.40 and 339,122,960.80 is: 508,684,441.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,146,269.60 : 513,219,404.40 = 339,122,960.80 : x
  2. Step 2: Convert to fraction form
    342,146,269.60/513,219,404.40 = 339,122,960.80/x
  3. Step 3: Cross multiply
    342,146,269.60x = 513,219,404.40 × 339,122,960.80
  4. Step 4: Simplify right side
    342,146,269.60x = 174,044,483,960,140,544
  5. Step 5: Solve for x
    x = 174,044,483,960,140,544/342,146,269.60
  6. Step 6: Final answer
    x = 508,684,441.20

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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.