Home / 166,835,411.70-250,253,117.55-98,643,002.10

Finding the Fourth Proportional to 166,835,411.70, 250,253,117.55 and 98,643,002.10

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Solution

The fourth proportional to 166,835,411.70, 250,253,117.55 and 98,643,002.10 is: 147,964,503.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,835,411.70 : 250,253,117.55 = 98,643,002.10 : x
  2. Step 2: Convert to fraction form
    166,835,411.70/250,253,117.55 = 98,643,002.10/x
  3. Step 3: Cross multiply
    166,835,411.70x = 250,253,117.55 × 98,643,002.10
  4. Step 4: Simplify right side
    166,835,411.70x = 24,685,718,800,016,196
  5. Step 5: Solve for x
    x = 24,685,718,800,016,196/166,835,411.70
  6. Step 6: Final answer
    x = 147,964,503.15

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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.