Home / 735,953,676.78-1,015,616,077.26-401,426,181.96

Finding the Fourth Proportional to 735,953,676.78, 1,015,616,077.26 and 401,426,181.96

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Solution

The fourth proportional to 735,953,676.78, 1,015,616,077.26 and 401,426,181.96 is: 553,968,132.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,953,676.78 : 1,015,616,077.26 = 401,426,181.96 : x
  2. Step 2: Convert to fraction form
    735,953,676.78/1,015,616,077.26 = 401,426,181.96/x
  3. Step 3: Cross multiply
    735,953,676.78x = 1,015,616,077.26 × 401,426,181.96
  4. Step 4: Simplify right side
    735,953,676.78x = 407,694,884,231,674,176
  5. Step 5: Solve for x
    x = 407,694,884,231,674,176/735,953,676.78
  6. Step 6: Final answer
    x = 553,968,132.91

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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.