Home / 172,413,354,765.45-258,620,032,148.18-101,885,607,079.05

Finding the Fourth Proportional to 172,413,354,765.45, 258,620,032,148.18 and 101,885,607,079.05

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Solution

The fourth proportional to 172,413,354,765.45, 258,620,032,148.18 and 101,885,607,079.05 is: 152,828,410,618.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,413,354,765.45 : 258,620,032,148.18 = 101,885,607,079.05 : x
  2. Step 2: Convert to fraction form
    172,413,354,765.45/258,620,032,148.18 = 101,885,607,079.05/x
  3. Step 3: Cross multiply
    172,413,354,765.45x = 258,620,032,148.18 × 101,885,607,079.05
  4. Step 4: Simplify right side
    172,413,354,765.45x = 26,349,658,978,220,748,308,480
  5. Step 5: Solve for x
    x = 26,349,658,978,220,748,308,480/172,413,354,765.45
  6. Step 6: Final answer
    x = 152,828,410,618.58

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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.