Home / 340,608,928.60-510,913,392.90-197,281,696.60

Finding the Fourth Proportional to 340,608,928.60, 510,913,392.90 and 197,281,696.60

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Solution

The fourth proportional to 340,608,928.60, 510,913,392.90 and 197,281,696.60 is: 295,922,544.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,608,928.60 : 510,913,392.90 = 197,281,696.60 : x
  2. Step 2: Convert to fraction form
    340,608,928.60/510,913,392.90 = 197,281,696.60/x
  3. Step 3: Cross multiply
    340,608,928.60x = 510,913,392.90 × 197,281,696.60
  4. Step 4: Simplify right side
    340,608,928.60x = 100,793,860,966,974,384
  5. Step 5: Solve for x
    x = 100,793,860,966,974,384/340,608,928.60
  6. Step 6: Final answer
    x = 295,922,544.90

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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.