Home / 741,760,764.30-1,112,641,146.45-189,062,124.30

Finding the Fourth Proportional to 741,760,764.30, 1,112,641,146.45 and 189,062,124.30

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Solution

The fourth proportional to 741,760,764.30, 1,112,641,146.45 and 189,062,124.30 is: 283,593,186.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,760,764.30 : 1,112,641,146.45 = 189,062,124.30 : x
  2. Step 2: Convert to fraction form
    741,760,764.30/1,112,641,146.45 = 189,062,124.30/x
  3. Step 3: Cross multiply
    741,760,764.30x = 1,112,641,146.45 × 189,062,124.30
  4. Step 4: Simplify right side
    741,760,764.30x = 210,358,298,731,424,416
  5. Step 5: Solve for x
    x = 210,358,298,731,424,416/741,760,764.30
  6. Step 6: Final answer
    x = 283,593,186.45

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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.