Home / 219,250,561.47-328,768,225.22-108,458,222.51

Finding the Fourth Proportional to 219,250,561.47, 328,768,225.22 and 108,458,222.51

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Solution

The fourth proportional to 219,250,561.47, 328,768,225.22 and 108,458,222.51 is: 162,634,098.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,250,561.47 : 328,768,225.22 = 108,458,222.51 : x
  2. Step 2: Convert to fraction form
    219,250,561.47/328,768,225.22 = 108,458,222.51/x
  3. Step 3: Cross multiply
    219,250,561.47x = 328,768,225.22 × 108,458,222.51
  4. Step 4: Simplify right side
    219,250,561.47x = 35,657,617,322,942,416
  5. Step 5: Solve for x
    x = 35,657,617,322,942,416/219,250,561.47
  6. Step 6: Final answer
    x = 162,634,098.10

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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.