Home / 365,367,002.78-548,050,504.16-287,882,904.98

Finding the Fourth Proportional to 365,367,002.78, 548,050,504.16 and 287,882,904.98

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Solution

The fourth proportional to 365,367,002.78, 548,050,504.16 and 287,882,904.98 is: 431,824,357.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,367,002.78 : 548,050,504.16 = 287,882,904.98 : x
  2. Step 2: Convert to fraction form
    365,367,002.78/548,050,504.16 = 287,882,904.98/x
  3. Step 3: Cross multiply
    365,367,002.78x = 548,050,504.16 × 287,882,904.98
  4. Step 4: Simplify right side
    365,367,002.78x = 157,774,371,211,313,856
  5. Step 5: Solve for x
    x = 157,774,371,211,313,856/365,367,002.78
  6. Step 6: Final answer
    x = 431,824,357.46

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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.