Home / 1,081,369,561.63-1,622,117,147.62-417,387,373.06

Finding the Fourth Proportional to 1,081,369,561.63, 1,622,117,147.62 and 417,387,373.06

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Solution

The fourth proportional to 1,081,369,561.63, 1,622,117,147.62 and 417,387,373.06 is: 626,105,301.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,081,369,561.63 : 1,622,117,147.62 = 417,387,373.06 : x
  2. Step 2: Convert to fraction form
    1,081,369,561.63/1,622,117,147.62 = 417,387,373.06/x
  3. Step 3: Cross multiply
    1,081,369,561.63x = 1,622,117,147.62 × 417,387,373.06
  4. Step 4: Simplify right side
    1,081,369,561.63x = 677,051,215,040,691,968
  5. Step 5: Solve for x
    x = 677,051,215,040,691,968/1,081,369,561.63
  6. Step 6: Final answer
    x = 626,105,301.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.