Home / 301,917,609.20-452,876,413.80-193,078,492.40

Finding the Fourth Proportional to 301,917,609.20, 452,876,413.80 and 193,078,492.40

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Solution

The fourth proportional to 301,917,609.20, 452,876,413.80 and 193,078,492.40 is: 289,617,738.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,917,609.20 : 452,876,413.80 = 193,078,492.40 : x
  2. Step 2: Convert to fraction form
    301,917,609.20/452,876,413.80 = 193,078,492.40/x
  3. Step 3: Cross multiply
    301,917,609.20x = 452,876,413.80 × 193,078,492.40
  4. Step 4: Simplify right side
    301,917,609.20x = 87,440,695,220,022,560
  5. Step 5: Solve for x
    x = 87,440,695,220,022,560/301,917,609.20
  6. Step 6: Final answer
    x = 289,617,738.60

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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.