Home / 377,544,604,351.68-521,011,763,044.32-203,929,743,005.76

Finding the Fourth Proportional to 377,544,604,351.68, 521,011,763,044.32 and 203,929,743,005.76

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Solution

The fourth proportional to 377,544,604,351.68, 521,011,763,044.32 and 203,929,743,005.76 is: 281,423,158,259.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,544,604,351.68 : 521,011,763,044.32 = 203,929,743,005.76 : x
  2. Step 2: Convert to fraction form
    377,544,604,351.68/521,011,763,044.32 = 203,929,743,005.76/x
  3. Step 3: Cross multiply
    377,544,604,351.68x = 521,011,763,044.32 × 203,929,743,005.76
  4. Step 4: Simplify right side
    377,544,604,351.68x = 106,249,794,940,606,106,042,368
  5. Step 5: Solve for x
    x = 106,249,794,940,606,106,042,368/377,544,604,351.68
  6. Step 6: Final answer
    x = 281,423,158,259.83

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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.