Home / 212,961,236-293,886,506.16-115,176,092

Finding the Fourth Proportional to 212,961,236, 293,886,506.16 and 115,176,092

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Solution

The fourth proportional to 212,961,236, 293,886,506.16 and 115,176,092 is: 158,943,007.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,961,236 : 293,886,506.16 = 115,176,092 : x
  2. Step 2: Convert to fraction form
    212,961,236/293,886,506.16 = 115,176,092/x
  3. Step 3: Cross multiply
    212,961,236x = 293,886,506.16 × 115,176,092
  4. Step 4: Simplify right side
    212,961,236x = 33,848,699,271,042,728
  5. Step 5: Solve for x
    x = 33,848,699,271,042,728/212,961,236
  6. Step 6: Final answer
    x = 158,943,007.22

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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.