Home / 196,248,699.02-270,825,019.08-108,145,849.52

Finding the Fourth Proportional to 196,248,699.02, 270,825,019.08 and 108,145,849.52

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Solution

The fourth proportional to 196,248,699.02, 270,825,019.08 and 108,145,849.52 is: 149,242,272.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,248,699.02 : 270,825,019.08 = 108,145,849.52 : x
  2. Step 2: Convert to fraction form
    196,248,699.02/270,825,019.08 = 108,145,849.52/x
  3. Step 3: Cross multiply
    196,248,699.02x = 270,825,019.08 × 108,145,849.52
  4. Step 4: Simplify right side
    196,248,699.02x = 29,288,601,759,676,804
  5. Step 5: Solve for x
    x = 29,288,601,759,676,804/196,248,699.02
  6. Step 6: Final answer
    x = 149,242,272.21

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1.5x scale

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.