Home / 1,612,713,126.72-2,419,422,490.08-522,306,419.52

Finding the Fourth Proportional to 1,612,713,126.72, 2,419,422,490.08 and 522,306,419.52

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Solution

The fourth proportional to 1,612,713,126.72, 2,419,422,490.08 and 522,306,419.52 is: 783,573,889.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,612,713,126.72 : 2,419,422,490.08 = 522,306,419.52 : x
  2. Step 2: Convert to fraction form
    1,612,713,126.72/2,419,422,490.08 = 522,306,419.52/x
  3. Step 3: Cross multiply
    1,612,713,126.72x = 2,419,422,490.08 × 522,306,419.52
  4. Step 4: Simplify right side
    1,612,713,126.72x = 1,263,679,898,099,847,424
  5. Step 5: Solve for x
    x = 1,263,679,898,099,847,424/1,612,713,126.72
  6. Step 6: Final answer
    x = 783,573,889.96

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1.5x scale

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.