Home / 126,378,001.95-177,168,081.45-126,378,001.95

Finding the Fourth Proportional to 126,378,001.95, 177,168,081.45 and 126,378,001.95

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Solution

The fourth proportional to 126,378,001.95, 177,168,081.45 and 126,378,001.95 is: 177,168,081.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,378,001.95 : 177,168,081.45 = 126,378,001.95 : x
  2. Step 2: Convert to fraction form
    126,378,001.95/177,168,081.45 = 126,378,001.95/x
  3. Step 3: Cross multiply
    126,378,001.95x = 177,168,081.45 × 126,378,001.95
  4. Step 4: Simplify right side
    126,378,001.95x = 22,390,148,142,965,856
  5. Step 5: Solve for x
    x = 22,390,148,142,965,856/126,378,001.95
  6. Step 6: Final answer
    x = 177,168,081.45

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.