Home / 98,505,744.50-135,931,449.61-56,683,059.53

Finding the Fourth Proportional to 98,505,744.50, 135,931,449.61 and 56,683,059.53

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Solution

The fourth proportional to 98,505,744.50, 135,931,449.61 and 56,683,059.53 is: 78,218,894.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,505,744.50 : 135,931,449.61 = 56,683,059.53 : x
  2. Step 2: Convert to fraction form
    98,505,744.50/135,931,449.61 = 56,683,059.53/x
  3. Step 3: Cross multiply
    98,505,744.50x = 135,931,449.61 × 56,683,059.53
  4. Step 4: Simplify right side
    98,505,744.50x = 7,705,010,450,440,945
  5. Step 5: Solve for x
    x = 7,705,010,450,440,945/98,505,744.50
  6. Step 6: Final answer
    x = 78,218,894.64

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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.