Home / 537,728,659.02-742,088,451.62-299,573,708.45

Finding the Fourth Proportional to 537,728,659.02, 742,088,451.62 and 299,573,708.45

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Solution

The fourth proportional to 537,728,659.02, 742,088,451.62 and 299,573,708.45 is: 413,424,476.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,728,659.02 : 742,088,451.62 = 299,573,708.45 : x
  2. Step 2: Convert to fraction form
    537,728,659.02/742,088,451.62 = 299,573,708.45/x
  3. Step 3: Cross multiply
    537,728,659.02x = 742,088,451.62 × 299,573,708.45
  4. Step 4: Simplify right side
    537,728,659.02x = 222,310,189,446,760,288
  5. Step 5: Solve for x
    x = 222,310,189,446,760,288/537,728,659.02
  6. Step 6: Final answer
    x = 413,424,476.67

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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.