Home / 193,544,006.40-290,316,009.60-159,503,788.80

Finding the Fourth Proportional to 193,544,006.40, 290,316,009.60 and 159,503,788.80

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Solution

The fourth proportional to 193,544,006.40, 290,316,009.60 and 159,503,788.80 is: 239,255,683.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,544,006.40 : 290,316,009.60 = 159,503,788.80 : x
  2. Step 2: Convert to fraction form
    193,544,006.40/290,316,009.60 = 159,503,788.80/x
  3. Step 3: Cross multiply
    193,544,006.40x = 290,316,009.60 × 159,503,788.80
  4. Step 4: Simplify right side
    193,544,006.40x = 46,306,503,480,497,176
  5. Step 5: Solve for x
    x = 46,306,503,480,497,176/193,544,006.40
  6. Step 6: Final answer
    x = 239,255,683.20

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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.