Home / 141,312,064.80-211,968,097.20-126,183,079.20

Finding the Fourth Proportional to 141,312,064.80, 211,968,097.20 and 126,183,079.20

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Solution

The fourth proportional to 141,312,064.80, 211,968,097.20 and 126,183,079.20 is: 189,274,618.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,312,064.80 : 211,968,097.20 = 126,183,079.20 : x
  2. Step 2: Convert to fraction form
    141,312,064.80/211,968,097.20 = 126,183,079.20/x
  3. Step 3: Cross multiply
    141,312,064.80x = 211,968,097.20 × 126,183,079.20
  4. Step 4: Simplify right side
    141,312,064.80x = 26,746,787,196,860,896
  5. Step 5: Solve for x
    x = 26,746,787,196,860,896/141,312,064.80
  6. Step 6: Final answer
    x = 189,274,618.80

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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.