Home / 119,274,329.40-178,911,494.10-51,123,910.20

Finding the Fourth Proportional to 119,274,329.40, 178,911,494.10 and 51,123,910.20

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Solution

The fourth proportional to 119,274,329.40, 178,911,494.10 and 51,123,910.20 is: 76,685,865.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,274,329.40 : 178,911,494.10 = 51,123,910.20 : x
  2. Step 2: Convert to fraction form
    119,274,329.40/178,911,494.10 = 51,123,910.20/x
  3. Step 3: Cross multiply
    119,274,329.40x = 178,911,494.10 × 51,123,910.20
  4. Step 4: Simplify right side
    119,274,329.40x = 9,146,655,158,116,230
  5. Step 5: Solve for x
    x = 9,146,655,158,116,230/119,274,329.40
  6. Step 6: Final answer
    x = 76,685,865.30

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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.