Home / 191,033,629.82-286,606,665.23-61,638,812.54

Finding the Fourth Proportional to 191,033,629.82, 286,606,665.23 and 61,638,812.54

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Solution

The fourth proportional to 191,033,629.82, 286,606,665.23 and 61,638,812.54 is: 92,476,358.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,033,629.82 : 286,606,665.23 = 61,638,812.54 : x
  2. Step 2: Convert to fraction form
    191,033,629.82/286,606,665.23 = 61,638,812.54/x
  3. Step 3: Cross multiply
    191,033,629.82x = 286,606,665.23 × 61,638,812.54
  4. Step 4: Simplify right side
    191,033,629.82x = 17,666,094,510,826,506
  5. Step 5: Solve for x
    x = 17,666,094,510,826,506/191,033,629.82
  6. Step 6: Final answer
    x = 92,476,358.89

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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.