Home / 369,648,245.72-510,094,369.72-202,352,143.32

Finding the Fourth Proportional to 369,648,245.72, 510,094,369.72 and 202,352,143.32

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Solution

The fourth proportional to 369,648,245.72, 510,094,369.72 and 202,352,143.32 is: 279,234,894.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,648,245.72 : 510,094,369.72 = 202,352,143.32 : x
  2. Step 2: Convert to fraction form
    369,648,245.72/510,094,369.72 = 202,352,143.32/x
  3. Step 3: Cross multiply
    369,648,245.72x = 510,094,369.72 × 202,352,143.32
  4. Step 4: Simplify right side
    369,648,245.72x = 103,218,689,008,306,512
  5. Step 5: Solve for x
    x = 103,218,689,008,306,512/369,648,245.72
  6. Step 6: Final answer
    x = 279,234,894.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.