Home / 435,622,233.20-653,548,823.40-189,873,417.20

Finding the Fourth Proportional to 435,622,233.20, 653,548,823.40 and 189,873,417.20

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Solution

The fourth proportional to 435,622,233.20, 653,548,823.40 and 189,873,417.20 is: 284,860,456.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,622,233.20 : 653,548,823.40 = 189,873,417.20 : x
  2. Step 2: Convert to fraction form
    435,622,233.20/653,548,823.40 = 189,873,417.20/x
  3. Step 3: Cross multiply
    435,622,233.20x = 653,548,823.40 × 189,873,417.20
  4. Step 4: Simplify right side
    435,622,233.20x = 124,091,548,405,997,312
  5. Step 5: Solve for x
    x = 124,091,548,405,997,312/435,622,233.20
  6. Step 6: Final answer
    x = 284,860,456.95

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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.