Home / 435,465,863.20-653,198,794.80-176,804,999.20

Finding the Fourth Proportional to 435,465,863.20, 653,198,794.80 and 176,804,999.20

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Solution

The fourth proportional to 435,465,863.20, 653,198,794.80 and 176,804,999.20 is: 265,207,498.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,465,863.20 : 653,198,794.80 = 176,804,999.20 : x
  2. Step 2: Convert to fraction form
    435,465,863.20/653,198,794.80 = 176,804,999.20/x
  3. Step 3: Cross multiply
    435,465,863.20x = 653,198,794.80 × 176,804,999.20
  4. Step 4: Simplify right side
    435,465,863.20x = 115,488,812,392,054,944
  5. Step 5: Solve for x
    x = 115,488,812,392,054,944/435,465,863.20
  6. Step 6: Final answer
    x = 265,207,498.80

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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.