Home / 986,161,941.52-1,360,925,508.66-562,767,173.26

Finding the Fourth Proportional to 986,161,941.52, 1,360,925,508.66 and 562,767,173.26

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Solution

The fourth proportional to 986,161,941.52, 1,360,925,508.66 and 562,767,173.26 is: 776,631,270.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,161,941.52 : 1,360,925,508.66 = 562,767,173.26 : x
  2. Step 2: Convert to fraction form
    986,161,941.52/1,360,925,508.66 = 562,767,173.26/x
  3. Step 3: Cross multiply
    986,161,941.52x = 1,360,925,508.66 × 562,767,173.26
  4. Step 4: Simplify right side
    986,161,941.52x = 765,884,201,526,015,872
  5. Step 5: Solve for x
    x = 765,884,201,526,015,872/986,161,941.52
  6. Step 6: Final answer
    x = 776,631,270.46

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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.