Home / 370,864,728.20-556,376,808.45-112,106,105.30

Finding the Fourth Proportional to 370,864,728.20, 556,376,808.45 and 112,106,105.30

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Solution

The fourth proportional to 370,864,728.20, 556,376,808.45 and 112,106,105.30 is: 168,183,254.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,864,728.20 : 556,376,808.45 = 112,106,105.30 : x
  2. Step 2: Convert to fraction form
    370,864,728.20/556,376,808.45 = 112,106,105.30/x
  3. Step 3: Cross multiply
    370,864,728.20x = 556,376,808.45 × 112,106,105.30
  4. Step 4: Simplify right side
    370,864,728.20x = 62,373,237,074,573,632
  5. Step 5: Solve for x
    x = 62,373,237,074,573,632/370,864,728.20
  6. Step 6: Final answer
    x = 168,183,254.79

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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.