Home / 147,217,424.84-203,168,035.69-84,493,021.32

Finding the Fourth Proportional to 147,217,424.84, 203,168,035.69 and 84,493,021.32

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Solution

The fourth proportional to 147,217,424.84, 203,168,035.69 and 84,493,021.32 is: 116,604,954.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,217,424.84 : 203,168,035.69 = 84,493,021.32 : x
  2. Step 2: Convert to fraction form
    147,217,424.84/203,168,035.69 = 84,493,021.32/x
  3. Step 3: Cross multiply
    147,217,424.84x = 203,168,035.69 × 84,493,021.32
  4. Step 4: Simplify right side
    147,217,424.84x = 17,166,281,170,081,850
  5. Step 5: Solve for x
    x = 17,166,281,170,081,850/147,217,424.84
  6. Step 6: Final answer
    x = 116,604,954.81

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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.