Home / 15,990,039,362,716-22,066,254,320,548-9,146,643,845,021.20

Finding the Fourth Proportional to 15,990,039,362,716, 22,066,254,320,548 and 9,146,643,845,021.20

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Solution

The fourth proportional to 15,990,039,362,716, 22,066,254,320,548 and 9,146,643,845,021.20 is: 12,622,368,506,129.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,990,039,362,716 : 22,066,254,320,548 = 9,146,643,845,021.20 : x
  2. Step 2: Convert to fraction form
    15,990,039,362,716/22,066,254,320,548 = 9,146,643,845,021.20/x
  3. Step 3: Cross multiply
    15,990,039,362,716x = 22,066,254,320,548 × 9,146,643,845,021.20
  4. Step 4: Simplify right side
    15,990,039,362,716x = 201,832,169,263,712,811,127,668,736
  5. Step 5: Solve for x
    x = 201,832,169,263,712,811,127,668,736/15,990,039,362,716
  6. Step 6: Final answer
    x = 12,622,368,506,129.21

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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.