Home / 172,890,747.15-259,354,282.86-56,315,187.10

Finding the Fourth Proportional to 172,890,747.15, 259,354,282.86 and 56,315,187.10

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Solution

The fourth proportional to 172,890,747.15, 259,354,282.86 and 56,315,187.10 is: 84,478,696.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,890,747.15 : 259,354,282.86 = 56,315,187.10 : x
  2. Step 2: Convert to fraction form
    172,890,747.15/259,354,282.86 = 56,315,187.10/x
  3. Step 3: Cross multiply
    172,890,747.15x = 259,354,282.86 × 56,315,187.10
  4. Step 4: Simplify right side
    172,890,747.15x = 14,605,584,964,447,224
  5. Step 5: Solve for x
    x = 14,605,584,964,447,224/172,890,747.15
  6. Step 6: Final answer
    x = 84,478,696.55

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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.