Home / 199,278,429.02-275,004,349.99-111,172,427.00

Finding the Fourth Proportional to 199,278,429.02, 275,004,349.99 and 111,172,427.00

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Solution

The fourth proportional to 199,278,429.02, 275,004,349.99 and 111,172,427.00 is: 153,418,015.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,278,429.02 : 275,004,349.99 = 111,172,427.00 : x
  2. Step 2: Convert to fraction form
    199,278,429.02/275,004,349.99 = 111,172,427.00/x
  3. Step 3: Cross multiply
    199,278,429.02x = 275,004,349.99 × 111,172,427.00
  4. Step 4: Simplify right side
    199,278,429.02x = 30,572,901,022,292,776
  5. Step 5: Solve for x
    x = 30,572,901,022,292,776/199,278,429.02
  6. Step 6: Final answer
    x = 153,418,015.05

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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.