Home / 172,032,006.40-258,048,009.60-146,053,945.60

Finding the Fourth Proportional to 172,032,006.40, 258,048,009.60 and 146,053,945.60

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Solution

The fourth proportional to 172,032,006.40, 258,048,009.60 and 146,053,945.60 is: 219,080,918.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,032,006.40 : 258,048,009.60 = 146,053,945.60 : x
  2. Step 2: Convert to fraction form
    172,032,006.40/258,048,009.60 = 146,053,945.60/x
  3. Step 3: Cross multiply
    172,032,006.40x = 258,048,009.60 × 146,053,945.60
  4. Step 4: Simplify right side
    172,032,006.40x = 37,688,929,956,306,672
  5. Step 5: Solve for x
    x = 37,688,929,956,306,672/172,032,006.40
  6. Step 6: Final answer
    x = 219,080,918.40

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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.