Home / 474,276,034.42-711,449,931.13-146,784,670.72

Finding the Fourth Proportional to 474,276,034.42, 711,449,931.13 and 146,784,670.72

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Solution

The fourth proportional to 474,276,034.42, 711,449,931.13 and 146,784,670.72 is: 220,188,110.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,276,034.42 : 711,449,931.13 = 146,784,670.72 : x
  2. Step 2: Convert to fraction form
    474,276,034.42/711,449,931.13 = 146,784,670.72/x
  3. Step 3: Cross multiply
    474,276,034.42x = 711,449,931.13 × 146,784,670.72
  4. Step 4: Simplify right side
    474,276,034.42x = 104,429,943,874,683,728
  5. Step 5: Solve for x
    x = 104,429,943,874,683,728/474,276,034.42
  6. Step 6: Final answer
    x = 220,188,110.50

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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.