Home / 172,413,354,013.20-258,620,031,019.80-101,885,606,326.80

Finding the Fourth Proportional to 172,413,354,013.20, 258,620,031,019.80 and 101,885,606,326.80

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Solution

The fourth proportional to 172,413,354,013.20, 258,620,031,019.80 and 101,885,606,326.80 is: 152,828,409,490.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,413,354,013.20 : 258,620,031,019.80 = 101,885,606,326.80 : x
  2. Step 2: Convert to fraction form
    172,413,354,013.20/258,620,031,019.80 = 101,885,606,326.80/x
  3. Step 3: Cross multiply
    172,413,354,013.20x = 258,620,031,019.80 × 101,885,606,326.80
  4. Step 4: Simplify right side
    172,413,354,013.20x = 26,349,658,668,708,145,397,760
  5. Step 5: Solve for x
    x = 26,349,658,668,708,145,397,760/172,413,354,013.20
  6. Step 6: Final answer
    x = 152,828,409,490.20

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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.