Home / 265,775,280.60-398,662,920.90-194,111,664.60

Finding the Fourth Proportional to 265,775,280.60, 398,662,920.90 and 194,111,664.60

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Solution

The fourth proportional to 265,775,280.60, 398,662,920.90 and 194,111,664.60 is: 291,167,496.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,775,280.60 : 398,662,920.90 = 194,111,664.60 : x
  2. Step 2: Convert to fraction form
    265,775,280.60/398,662,920.90 = 194,111,664.60/x
  3. Step 3: Cross multiply
    265,775,280.60x = 398,662,920.90 × 194,111,664.60
  4. Step 4: Simplify right side
    265,775,280.60x = 77,385,123,190,197,120
  5. Step 5: Solve for x
    x = 77,385,123,190,197,120/265,775,280.60
  6. Step 6: Final answer
    x = 291,167,496.90

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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.