Home / 90,795,770.40-136,193,655.60-43,020,026.40

Finding the Fourth Proportional to 90,795,770.40, 136,193,655.60 and 43,020,026.40

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Solution

The fourth proportional to 90,795,770.40, 136,193,655.60 and 43,020,026.40 is: 64,530,039.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,795,770.40 : 136,193,655.60 = 43,020,026.40 : x
  2. Step 2: Convert to fraction form
    90,795,770.40/136,193,655.60 = 43,020,026.40/x
  3. Step 3: Cross multiply
    90,795,770.40x = 136,193,655.60 × 43,020,026.40
  4. Step 4: Simplify right side
    90,795,770.40x = 5,859,054,659,424,507
  5. Step 5: Solve for x
    x = 5,859,054,659,424,507/90,795,770.40
  6. Step 6: Final answer
    x = 64,530,039.60

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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.