Home / 314,928,795.80-472,393,193.70-161,590,352.60

Finding the Fourth Proportional to 314,928,795.80, 472,393,193.70 and 161,590,352.60

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Solution

The fourth proportional to 314,928,795.80, 472,393,193.70 and 161,590,352.60 is: 242,385,528.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,928,795.80 : 472,393,193.70 = 161,590,352.60 : x
  2. Step 2: Convert to fraction form
    314,928,795.80/472,393,193.70 = 161,590,352.60/x
  3. Step 3: Cross multiply
    314,928,795.80x = 472,393,193.70 × 161,590,352.60
  4. Step 4: Simplify right side
    314,928,795.80x = 76,334,182,735,823,088
  5. Step 5: Solve for x
    x = 76,334,182,735,823,088/314,928,795.80
  6. Step 6: Final answer
    x = 242,385,528.90

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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.