Home / 131,053,248,195.40-196,579,872,293.10-127,379,928,003.40

Finding the Fourth Proportional to 131,053,248,195.40, 196,579,872,293.10 and 127,379,928,003.40

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Solution

The fourth proportional to 131,053,248,195.40, 196,579,872,293.10 and 127,379,928,003.40 is: 191,069,892,005.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,053,248,195.40 : 196,579,872,293.10 = 127,379,928,003.40 : x
  2. Step 2: Convert to fraction form
    131,053,248,195.40/196,579,872,293.10 = 127,379,928,003.40/x
  3. Step 3: Cross multiply
    131,053,248,195.40x = 196,579,872,293.10 × 127,379,928,003.40
  4. Step 4: Simplify right side
    131,053,248,195.40x = 25,040,329,979,612,643,721,216
  5. Step 5: Solve for x
    x = 25,040,329,979,612,643,721,216/131,053,248,195.40
  6. Step 6: Final answer
    x = 191,069,892,005.10

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Double scale
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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.