Home / 157,788,010.80-236,682,016.20-103,368,452.40

Finding the Fourth Proportional to 157,788,010.80, 236,682,016.20 and 103,368,452.40

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Solution

The fourth proportional to 157,788,010.80, 236,682,016.20 and 103,368,452.40 is: 155,052,678.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,788,010.80 : 236,682,016.20 = 103,368,452.40 : x
  2. Step 2: Convert to fraction form
    157,788,010.80/236,682,016.20 = 103,368,452.40/x
  3. Step 3: Cross multiply
    157,788,010.80x = 236,682,016.20 × 103,368,452.40
  4. Step 4: Simplify right side
    157,788,010.80x = 24,465,453,725,505,728
  5. Step 5: Solve for x
    x = 24,465,453,725,505,728/157,788,010.80
  6. Step 6: Final answer
    x = 155,052,678.60

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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.