Home / 1,638,564,579,020.70-2,457,846,868,531.30-1,638,564,579,020.70

Finding the Fourth Proportional to 1,638,564,579,020.70, 2,457,846,868,531.30 and 1,638,564,579,020.70

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Solution

The fourth proportional to 1,638,564,579,020.70, 2,457,846,868,531.30 and 1,638,564,579,020.70 is: 2,457,846,868,531.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,638,564,579,020.70 : 2,457,846,868,531.30 = 1,638,564,579,020.70 : x
  2. Step 2: Convert to fraction form
    1,638,564,579,020.70/2,457,846,868,531.30 = 1,638,564,579,020.70/x
  3. Step 3: Cross multiply
    1,638,564,579,020.70x = 2,457,846,868,531.30 × 1,638,564,579,020.70
  4. Step 4: Simplify right side
    1,638,564,579,020.70x = 4,027,340,819,432,334,784,724,992
  5. Step 5: Solve for x
    x = 4,027,340,819,432,334,784,724,992/1,638,564,579,020.70
  6. Step 6: Final answer
    x = 2,457,846,868,531.30

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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.