Home / 489,899,269.60-734,848,904.40-326,640,594.40

Finding the Fourth Proportional to 489,899,269.60, 734,848,904.40 and 326,640,594.40

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Solution

The fourth proportional to 489,899,269.60, 734,848,904.40 and 326,640,594.40 is: 489,960,891.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,899,269.60 : 734,848,904.40 = 326,640,594.40 : x
  2. Step 2: Convert to fraction form
    489,899,269.60/734,848,904.40 = 326,640,594.40/x
  3. Step 3: Cross multiply
    489,899,269.60x = 734,848,904.40 × 326,640,594.40
  4. Step 4: Simplify right side
    489,899,269.60x = 240,031,482,927,404,736
  5. Step 5: Solve for x
    x = 240,031,482,927,404,736/489,899,269.60
  6. Step 6: Final answer
    x = 489,960,891.60

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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.