Home / 172,476,167.80-258,714,251.70-155,470,055.80

Finding the Fourth Proportional to 172,476,167.80, 258,714,251.70 and 155,470,055.80

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Solution

The fourth proportional to 172,476,167.80, 258,714,251.70 and 155,470,055.80 is: 233,205,083.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,476,167.80 : 258,714,251.70 = 155,470,055.80 : x
  2. Step 2: Convert to fraction form
    172,476,167.80/258,714,251.70 = 155,470,055.80/x
  3. Step 3: Cross multiply
    172,476,167.80x = 258,714,251.70 × 155,470,055.80
  4. Step 4: Simplify right side
    172,476,167.80x = 40,222,319,148,054,248
  5. Step 5: Solve for x
    x = 40,222,319,148,054,248/172,476,167.80
  6. Step 6: Final answer
    x = 233,205,083.70

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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.