Home / 413,937,996.08-620,906,994.72-168,237,065.66

Finding the Fourth Proportional to 413,937,996.08, 620,906,994.72 and 168,237,065.66

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Solution

The fourth proportional to 413,937,996.08, 620,906,994.72 and 168,237,065.66 is: 252,355,598.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,937,996.08 : 620,906,994.72 = 168,237,065.66 : x
  2. Step 2: Convert to fraction form
    413,937,996.08/620,906,994.72 = 168,237,065.66/x
  3. Step 3: Cross multiply
    413,937,996.08x = 620,906,994.72 × 168,237,065.66
  4. Step 4: Simplify right side
    413,937,996.08x = 104,459,570,836,357,376
  5. Step 5: Solve for x
    x = 104,459,570,836,357,376/413,937,996.08
  6. Step 6: Final answer
    x = 252,355,598.73

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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.