Home / 105,816,670.07-158,745,445.70-40,232,708.57

Finding the Fourth Proportional to 105,816,670.07, 158,745,445.70 and 40,232,708.57

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Solution

The fourth proportional to 105,816,670.07, 158,745,445.70 and 40,232,708.57 is: 60,356,834.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,816,670.07 : 158,745,445.70 = 40,232,708.57 : x
  2. Step 2: Convert to fraction form
    105,816,670.07/158,745,445.70 = 40,232,708.57/x
  3. Step 3: Cross multiply
    105,816,670.07x = 158,745,445.70 × 40,232,708.57
  4. Step 4: Simplify right side
    105,816,670.07x = 6,386,759,253,858,559
  5. Step 5: Solve for x
    x = 6,386,759,253,858,559/105,816,670.07
  6. Step 6: Final answer
    x = 60,356,834.61

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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.