Home / 193,833,865.60-290,750,798.40-132,611,862.40

Finding the Fourth Proportional to 193,833,865.60, 290,750,798.40 and 132,611,862.40

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Solution

The fourth proportional to 193,833,865.60, 290,750,798.40 and 132,611,862.40 is: 198,917,793.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,833,865.60 : 290,750,798.40 = 132,611,862.40 : x
  2. Step 2: Convert to fraction form
    193,833,865.60/290,750,798.40 = 132,611,862.40/x
  3. Step 3: Cross multiply
    193,833,865.60x = 290,750,798.40 × 132,611,862.40
  4. Step 4: Simplify right side
    193,833,865.60x = 38,557,004,870,110,936
  5. Step 5: Solve for x
    x = 38,557,004,870,110,936/193,833,865.60
  6. Step 6: Final answer
    x = 198,917,793.60

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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.