Home / 297,943,125.08-411,161,512.80-165,792,634.40

Finding the Fourth Proportional to 297,943,125.08, 411,161,512.80 and 165,792,634.40

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Solution

The fourth proportional to 297,943,125.08, 411,161,512.80 and 165,792,634.40 is: 228,793,835.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,943,125.08 : 411,161,512.80 = 165,792,634.40 : x
  2. Step 2: Convert to fraction form
    297,943,125.08/411,161,512.80 = 165,792,634.40/x
  3. Step 3: Cross multiply
    297,943,125.08x = 411,161,512.80 × 165,792,634.40
  4. Step 4: Simplify right side
    297,943,125.08x = 68,167,550,371,001,328
  5. Step 5: Solve for x
    x = 68,167,550,371,001,328/297,943,125.08
  6. Step 6: Final answer
    x = 228,793,835.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.