Home / 131,053,248,086.40-196,579,872,129.60-127,379,927,894.40

Finding the Fourth Proportional to 131,053,248,086.40, 196,579,872,129.60 and 127,379,927,894.40

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Solution

The fourth proportional to 131,053,248,086.40, 196,579,872,129.60 and 127,379,927,894.40 is: 191,069,891,841.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,053,248,086.40 : 196,579,872,129.60 = 127,379,927,894.40 : x
  2. Step 2: Convert to fraction form
    131,053,248,086.40/196,579,872,129.60 = 127,379,927,894.40/x
  3. Step 3: Cross multiply
    131,053,248,086.40x = 196,579,872,129.60 × 127,379,927,894.40
  4. Step 4: Simplify right side
    131,053,248,086.40x = 25,040,329,937,358,818,377,728
  5. Step 5: Solve for x
    x = 25,040,329,937,358,818,377,728/131,053,248,086.40
  6. Step 6: Final answer
    x = 191,069,891,841.60

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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.