Home / 527,705,816.16-727,931,467.70-329,122,546.56

Finding the Fourth Proportional to 527,705,816.16, 727,931,467.70 and 329,122,546.56

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Solution

The fourth proportional to 527,705,816.16, 727,931,467.70 and 329,122,546.56 is: 454,000,412.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,705,816.16 : 727,931,467.70 = 329,122,546.56 : x
  2. Step 2: Convert to fraction form
    527,705,816.16/727,931,467.70 = 329,122,546.56/x
  3. Step 3: Cross multiply
    527,705,816.16x = 727,931,467.70 × 329,122,546.56
  4. Step 4: Simplify right side
    527,705,816.16x = 239,578,658,370,582,400
  5. Step 5: Solve for x
    x = 239,578,658,370,582,400/527,705,816.16
  6. Step 6: Final answer
    x = 454,000,412.79

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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.