Home / 192,488,772.64-288,728,360.88-56,175,337.12

Finding the Fourth Proportional to 192,488,772.64, 288,728,360.88 and 56,175,337.12

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Solution

The fourth proportional to 192,488,772.64, 288,728,360.88 and 56,175,337.12 is: 84,261,605.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,488,772.64 : 288,728,360.88 = 56,175,337.12 : x
  2. Step 2: Convert to fraction form
    192,488,772.64/288,728,360.88 = 56,175,337.12/x
  3. Step 3: Cross multiply
    192,488,772.64x = 288,728,360.88 × 56,175,337.12
  4. Step 4: Simplify right side
    192,488,772.64x = 16,219,413,008,539,018
  5. Step 5: Solve for x
    x = 16,219,413,008,539,018/192,488,772.64
  6. Step 6: Final answer
    x = 84,261,605.42

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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.