Home / 1,081,369,562.13-1,622,117,148.38-417,387,373.56

Finding the Fourth Proportional to 1,081,369,562.13, 1,622,117,148.38 and 417,387,373.56

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Solution

The fourth proportional to 1,081,369,562.13, 1,622,117,148.38 and 417,387,373.56 is: 626,105,301.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,081,369,562.13 : 1,622,117,148.38 = 417,387,373.56 : x
  2. Step 2: Convert to fraction form
    1,081,369,562.13/1,622,117,148.38 = 417,387,373.56/x
  3. Step 3: Cross multiply
    1,081,369,562.13x = 1,622,117,148.38 × 417,387,373.56
  4. Step 4: Simplify right side
    1,081,369,562.13x = 677,051,216,166,878,080
  5. Step 5: Solve for x
    x = 677,051,216,166,878,080/1,081,369,562.13
  6. Step 6: Final answer
    x = 626,105,301.90

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Double scale
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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.