Home / 68,535,330.52-102,792,883.63-20,000,152.59

Finding the Fourth Proportional to 68,535,330.52, 102,792,883.63 and 20,000,152.59

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Solution

The fourth proportional to 68,535,330.52, 102,792,883.63 and 20,000,152.59 is: 29,997,277.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,535,330.52 : 102,792,883.63 = 20,000,152.59 : x
  2. Step 2: Convert to fraction form
    68,535,330.52/102,792,883.63 = 20,000,152.59/x
  3. Step 3: Cross multiply
    68,535,330.52x = 102,792,883.63 × 20,000,152.59
  4. Step 4: Simplify right side
    68,535,330.52x = 2,055,873,357,741,494
  5. Step 5: Solve for x
    x = 2,055,873,357,741,494/68,535,330.52
  6. Step 6: Final answer
    x = 29,997,277.93

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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.