Home / 986,161,940.52-1,360,925,507.28-562,767,172.26

Finding the Fourth Proportional to 986,161,940.52, 1,360,925,507.28 and 562,767,172.26

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Solution

The fourth proportional to 986,161,940.52, 1,360,925,507.28 and 562,767,172.26 is: 776,631,269.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,161,940.52 : 1,360,925,507.28 = 562,767,172.26 : x
  2. Step 2: Convert to fraction form
    986,161,940.52/1,360,925,507.28 = 562,767,172.26/x
  3. Step 3: Cross multiply
    986,161,940.52x = 1,360,925,507.28 × 562,767,172.26
  4. Step 4: Simplify right side
    986,161,940.52x = 765,884,199,388,471,552
  5. Step 5: Solve for x
    x = 765,884,199,388,471,552/986,161,940.52
  6. Step 6: Final answer
    x = 776,631,269.08

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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.