Home / 172,187,430,752.35-258,281,146,128.55-172,187,430,752.35

Finding the Fourth Proportional to 172,187,430,752.35, 258,281,146,128.55 and 172,187,430,752.35

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Solution

The fourth proportional to 172,187,430,752.35, 258,281,146,128.55 and 172,187,430,752.35 is: 258,281,146,128.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,187,430,752.35 : 258,281,146,128.55 = 172,187,430,752.35 : x
  2. Step 2: Convert to fraction form
    172,187,430,752.35/258,281,146,128.55 = 172,187,430,752.35/x
  3. Step 3: Cross multiply
    172,187,430,752.35x = 258,281,146,128.55 × 172,187,430,752.35
  4. Step 4: Simplify right side
    172,187,430,752.35x = 44,472,766,963,647,294,472,192
  5. Step 5: Solve for x
    x = 44,472,766,963,647,294,472,192/172,187,430,752.35
  6. Step 6: Final answer
    x = 258,281,146,128.55

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1.5x scale

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.