Home / 336,679,862.40-505,019,793.60-326,602,166.40

Finding the Fourth Proportional to 336,679,862.40, 505,019,793.60 and 326,602,166.40

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Solution

The fourth proportional to 336,679,862.40, 505,019,793.60 and 326,602,166.40 is: 489,903,249.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,679,862.40 : 505,019,793.60 = 326,602,166.40 : x
  2. Step 2: Convert to fraction form
    336,679,862.40/505,019,793.60 = 326,602,166.40/x
  3. Step 3: Cross multiply
    336,679,862.40x = 505,019,793.60 × 326,602,166.40
  4. Step 4: Simplify right side
    336,679,862.40x = 164,940,558,664,640,864
  5. Step 5: Solve for x
    x = 164,940,558,664,640,864/336,679,862.40
  6. Step 6: Final answer
    x = 489,903,249.60

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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.