Home / 1,718,862,664.40-2,578,293,996.60-569,856,021.20

Finding the Fourth Proportional to 1,718,862,664.40, 2,578,293,996.60 and 569,856,021.20

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Solution

The fourth proportional to 1,718,862,664.40, 2,578,293,996.60 and 569,856,021.20 is: 854,784,031.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,718,862,664.40 : 2,578,293,996.60 = 569,856,021.20 : x
  2. Step 2: Convert to fraction form
    1,718,862,664.40/2,578,293,996.60 = 569,856,021.20/x
  3. Step 3: Cross multiply
    1,718,862,664.40x = 2,578,293,996.60 × 569,856,021.20
  4. Step 4: Simplify right side
    1,718,862,664.40x = 1,469,256,358,386,322,432
  5. Step 5: Solve for x
    x = 1,469,256,358,386,322,432/1,718,862,664.40
  6. Step 6: Final answer
    x = 854,784,031.80

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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.