Home / 1,081,369,563.13-1,622,117,149.87-417,387,374.56

Finding the Fourth Proportional to 1,081,369,563.13, 1,622,117,149.87 and 417,387,374.56

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Solution

The fourth proportional to 1,081,369,563.13, 1,622,117,149.87 and 417,387,374.56 is: 626,105,303.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,081,369,563.13 : 1,622,117,149.87 = 417,387,374.56 : x
  2. Step 2: Convert to fraction form
    1,081,369,563.13/1,622,117,149.87 = 417,387,374.56/x
  3. Step 3: Cross multiply
    1,081,369,563.13x = 1,622,117,149.87 × 417,387,374.56
  4. Step 4: Simplify right side
    1,081,369,563.13x = 677,051,218,412,989,312
  5. Step 5: Solve for x
    x = 677,051,218,412,989,312/1,081,369,563.13
  6. Step 6: Final answer
    x = 626,105,303.40

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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.