Home / 15,990,039,362,717-22,066,254,320,553-9,146,643,845,021.20

Finding the Fourth Proportional to 15,990,039,362,717, 22,066,254,320,553 and 9,146,643,845,021.20

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Solution

The fourth proportional to 15,990,039,362,717, 22,066,254,320,553 and 9,146,643,845,021.20 is: 12,622,368,506,131.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,990,039,362,717 : 22,066,254,320,553 = 9,146,643,845,021.20 : x
  2. Step 2: Convert to fraction form
    15,990,039,362,717/22,066,254,320,553 = 9,146,643,845,021.20/x
  3. Step 3: Cross multiply
    15,990,039,362,717x = 22,066,254,320,553 × 9,146,643,845,021.20
  4. Step 4: Simplify right side
    15,990,039,362,717x = 201,832,169,263,758,543,939,436,544
  5. Step 5: Solve for x
    x = 201,832,169,263,758,543,939,436,544/15,990,039,362,717
  6. Step 6: Final answer
    x = 12,622,368,506,131.28

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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.