Home / 93,082,768.27-128,455,112.63-51,267,781.57

Finding the Fourth Proportional to 93,082,768.27, 128,455,112.63 and 51,267,781.57

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Solution

The fourth proportional to 93,082,768.27, 128,455,112.63 and 51,267,781.57 is: 70,750,030.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,082,768.27 : 128,455,112.63 = 51,267,781.57 : x
  2. Step 2: Convert to fraction form
    93,082,768.27/128,455,112.63 = 51,267,781.57/x
  3. Step 3: Cross multiply
    93,082,768.27x = 128,455,112.63 × 51,267,781.57
  4. Step 4: Simplify right side
    93,082,768.27x = 6,585,608,655,608,249
  5. Step 5: Solve for x
    x = 6,585,608,655,608,249/93,082,768.27
  6. Step 6: Final answer
    x = 70,750,030.09

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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.