Home / 845,259,460.85-1,166,459,428.20-468,916,058.33

Finding the Fourth Proportional to 845,259,460.85, 1,166,459,428.20 and 468,916,058.33

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Solution

The fourth proportional to 845,259,460.85, 1,166,459,428.20 and 468,916,058.33 is: 647,104,921.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,259,460.85 : 1,166,459,428.20 = 468,916,058.33 : x
  2. Step 2: Convert to fraction form
    845,259,460.85/1,166,459,428.20 = 468,916,058.33/x
  3. Step 3: Cross multiply
    845,259,460.85x = 1,166,459,428.20 × 468,916,058.33
  4. Step 4: Simplify right side
    845,259,460.85x = 546,971,557,278,987,520
  5. Step 5: Solve for x
    x = 546,971,557,278,987,520/845,259,460.85
  6. Step 6: Final answer
    x = 647,104,921.76

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1.5x scale

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.