Home / 89,346,380.40-134,019,570.60-55,334,156.40

Finding the Fourth Proportional to 89,346,380.40, 134,019,570.60 and 55,334,156.40

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Solution

The fourth proportional to 89,346,380.40, 134,019,570.60 and 55,334,156.40 is: 83,001,234.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,346,380.40 : 134,019,570.60 = 55,334,156.40 : x
  2. Step 2: Convert to fraction form
    89,346,380.40/134,019,570.60 = 55,334,156.40/x
  3. Step 3: Cross multiply
    89,346,380.40x = 134,019,570.60 × 55,334,156.40
  4. Step 4: Simplify right side
    89,346,380.40x = 7,415,859,880,241,241
  5. Step 5: Solve for x
    x = 7,415,859,880,241,241/89,346,380.40
  6. Step 6: Final answer
    x = 83,001,234.60

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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.