Home / 145,953,424.73-201,415,594.67-82,387,146.72

Finding the Fourth Proportional to 145,953,424.73, 201,415,594.67 and 82,387,146.72

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Solution

The fourth proportional to 145,953,424.73, 201,415,594.67 and 82,387,146.72 is: 113,694,188.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,953,424.73 : 201,415,594.67 = 82,387,146.72 : x
  2. Step 2: Convert to fraction form
    145,953,424.73/201,415,594.67 = 82,387,146.72/x
  3. Step 3: Cross multiply
    145,953,424.73x = 201,415,594.67 × 82,387,146.72
  4. Step 4: Simplify right side
    145,953,424.73x = 16,594,056,148,354,326
  5. Step 5: Solve for x
    x = 16,594,056,148,354,326/145,953,424.73
  6. Step 6: Final answer
    x = 113,694,188.26

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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.