Home / 76,577,868.18-105,716,481.75-59,135,056.02

Finding the Fourth Proportional to 76,577,868.18, 105,716,481.75 and 59,135,056.02

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Solution

The fourth proportional to 76,577,868.18, 105,716,481.75 and 59,135,056.02 is: 81,636,512.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,577,868.18 : 105,716,481.75 = 59,135,056.02 : x
  2. Step 2: Convert to fraction form
    76,577,868.18/105,716,481.75 = 59,135,056.02/x
  3. Step 3: Cross multiply
    76,577,868.18x = 105,716,481.75 × 59,135,056.02
  4. Step 4: Simplify right side
    76,577,868.18x = 6,251,550,070,523,558
  5. Step 5: Solve for x
    x = 6,251,550,070,523,558/76,577,868.18
  6. Step 6: Final answer
    x = 81,636,512.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.