Home / 131,053,248,220.40-196,579,872,330.60-127,379,928,028.40

Finding the Fourth Proportional to 131,053,248,220.40, 196,579,872,330.60 and 127,379,928,028.40

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Solution

The fourth proportional to 131,053,248,220.40, 196,579,872,330.60 and 127,379,928,028.40 is: 191,069,892,042.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,053,248,220.40 : 196,579,872,330.60 = 127,379,928,028.40 : x
  2. Step 2: Convert to fraction form
    131,053,248,220.40/196,579,872,330.60 = 127,379,928,028.40/x
  3. Step 3: Cross multiply
    131,053,248,220.40x = 196,579,872,330.60 × 127,379,928,028.40
  4. Step 4: Simplify right side
    131,053,248,220.40x = 25,040,329,989,303,889,297,408
  5. Step 5: Solve for x
    x = 25,040,329,989,303,889,297,408/131,053,248,220.40
  6. Step 6: Final answer
    x = 191,069,892,042.60

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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.