Home / 1,025,998,889,478.70-1,415,919,289,213.40-563,042,495,457.55

Finding the Fourth Proportional to 1,025,998,889,478.70, 1,415,919,289,213.40 and 563,042,495,457.55

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Solution

The fourth proportional to 1,025,998,889,478.70, 1,415,919,289,213.40 and 563,042,495,457.55 is: 777,021,045,676.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,025,998,889,478.70 : 1,415,919,289,213.40 = 563,042,495,457.55 : x
  2. Step 2: Convert to fraction form
    1,025,998,889,478.70/1,415,919,289,213.40 = 563,042,495,457.55/x
  3. Step 3: Cross multiply
    1,025,998,889,478.70x = 1,415,919,289,213.40 × 563,042,495,457.55
  4. Step 4: Simplify right side
    1,025,998,889,478.70x = 797,222,729,965,193,201,188,864
  5. Step 5: Solve for x
    x = 797,222,729,965,193,201,188,864/1,025,998,889,478.70
  6. Step 6: Final answer
    x = 777,021,045,676.04

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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.