Home / 312,596,068.16-468,965,524.81-108,123,970.88

Finding the Fourth Proportional to 312,596,068.16, 468,965,524.81 and 108,123,970.88

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Solution

The fourth proportional to 312,596,068.16, 468,965,524.81 and 108,123,970.88 is: 162,210,660.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    312,596,068.16 : 468,965,524.81 = 108,123,970.88 : x
  2. Step 2: Convert to fraction form
    312,596,068.16/468,965,524.81 = 108,123,970.88/x
  3. Step 3: Cross multiply
    312,596,068.16x = 468,965,524.81 × 108,123,970.88
  4. Step 4: Simplify right side
    312,596,068.16x = 50,706,414,748,280,352
  5. Step 5: Solve for x
    x = 50,706,414,748,280,352/312,596,068.16
  6. Step 6: Final answer
    x = 162,210,660.70

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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.