Home / 125,401,223.40-188,053,908.54-41,251,031.07

Finding the Fourth Proportional to 125,401,223.40, 188,053,908.54 and 41,251,031.07

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Solution

The fourth proportional to 125,401,223.40, 188,053,908.54 and 41,251,031.07 is: 61,860,781.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,401,223.40 : 188,053,908.54 = 41,251,031.07 : x
  2. Step 2: Convert to fraction form
    125,401,223.40/188,053,908.54 = 41,251,031.07/x
  3. Step 3: Cross multiply
    125,401,223.40x = 188,053,908.54 × 41,251,031.07
  4. Step 4: Simplify right side
    125,401,223.40x = 7,757,417,624,018,478
  5. Step 5: Solve for x
    x = 7,757,417,624,018,478/125,401,223.40
  6. Step 6: Final answer
    x = 61,860,781.05

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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.