Home / 102,002,544-153,003,722.51-31,973,276.32

Finding the Fourth Proportional to 102,002,544, 153,003,722.51 and 31,973,276.32

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Solution

The fourth proportional to 102,002,544, 153,003,722.51 and 31,973,276.32 is: 47,959,885.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,002,544 : 153,003,722.51 = 31,973,276.32 : x
  2. Step 2: Convert to fraction form
    102,002,544/153,003,722.51 = 31,973,276.32/x
  3. Step 3: Cross multiply
    102,002,544x = 153,003,722.51 × 31,973,276.32
  4. Step 4: Simplify right side
    102,002,544x = 4,892,030,297,498,257
  5. Step 5: Solve for x
    x = 4,892,030,297,498,257/102,002,544
  6. Step 6: Final answer
    x = 47,959,885.17

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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.