Home / 245,985,232.28-339,463,655.70-146,874,639.56

Finding the Fourth Proportional to 245,985,232.28, 339,463,655.70 and 146,874,639.56

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Solution

The fourth proportional to 245,985,232.28, 339,463,655.70 and 146,874,639.56 is: 202,689,411.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,985,232.28 : 339,463,655.70 = 146,874,639.56 : x
  2. Step 2: Convert to fraction form
    245,985,232.28/339,463,655.70 = 146,874,639.56/x
  3. Step 3: Cross multiply
    245,985,232.28x = 339,463,655.70 × 146,874,639.56
  4. Step 4: Simplify right side
    245,985,232.28x = 49,858,602,074,657,440
  5. Step 5: Solve for x
    x = 49,858,602,074,657,440/245,985,232.28
  6. Step 6: Final answer
    x = 202,689,411.93

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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.