Home / 237,393,145.60-356,089,718.40-215,852,070.40

Finding the Fourth Proportional to 237,393,145.60, 356,089,718.40 and 215,852,070.40

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Solution

The fourth proportional to 237,393,145.60, 356,089,718.40 and 215,852,070.40 is: 323,778,105.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,393,145.60 : 356,089,718.40 = 215,852,070.40 : x
  2. Step 2: Convert to fraction form
    237,393,145.60/356,089,718.40 = 215,852,070.40/x
  3. Step 3: Cross multiply
    237,393,145.60x = 356,089,718.40 × 215,852,070.40
  4. Step 4: Simplify right side
    237,393,145.60x = 76,862,702,964,792,976
  5. Step 5: Solve for x
    x = 76,862,702,964,792,976/237,393,145.60
  6. Step 6: Final answer
    x = 323,778,105.60

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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.