Home / 381,467,656.04-526,275,133.07-220,425,228.32

Finding the Fourth Proportional to 381,467,656.04, 526,275,133.07 and 220,425,228.32

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Solution

The fourth proportional to 381,467,656.04, 526,275,133.07 and 220,425,228.32 is: 304,100,005.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,467,656.04 : 526,275,133.07 = 220,425,228.32 : x
  2. Step 2: Convert to fraction form
    381,467,656.04/526,275,133.07 = 220,425,228.32/x
  3. Step 3: Cross multiply
    381,467,656.04x = 526,275,133.07 × 220,425,228.32
  4. Step 4: Simplify right side
    381,467,656.04x = 116,004,316,362,359,632
  5. Step 5: Solve for x
    x = 116,004,316,362,359,632/381,467,656.04
  6. Step 6: Final answer
    x = 304,100,005.67

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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.