Home / 247,326,089.60-370,989,134.40-161,232,647.60

Finding the Fourth Proportional to 247,326,089.60, 370,989,134.40 and 161,232,647.60

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Solution

The fourth proportional to 247,326,089.60, 370,989,134.40 and 161,232,647.60 is: 241,848,971.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,326,089.60 : 370,989,134.40 = 161,232,647.60 : x
  2. Step 2: Convert to fraction form
    247,326,089.60/370,989,134.40 = 161,232,647.60/x
  3. Step 3: Cross multiply
    247,326,089.60x = 370,989,134.40 × 161,232,647.60
  4. Step 4: Simplify right side
    247,326,089.60x = 59,815,560,370,144,232
  5. Step 5: Solve for x
    x = 59,815,560,370,144,232/247,326,089.60
  6. Step 6: Final answer
    x = 241,848,971.40

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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.