Home / 630,922,731.09-945,538,151.11-491,032,105.63

Finding the Fourth Proportional to 630,922,731.09, 945,538,151.11 and 491,032,105.63

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Solution

The fourth proportional to 630,922,731.09, 945,538,151.11 and 491,032,105.63 is: 735,889,779.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,922,731.09 : 945,538,151.11 = 491,032,105.63 : x
  2. Step 2: Convert to fraction form
    630,922,731.09/945,538,151.11 = 491,032,105.63/x
  3. Step 3: Cross multiply
    630,922,731.09x = 945,538,151.11 × 491,032,105.63
  4. Step 4: Simplify right side
    630,922,731.09x = 464,289,589,289,448,960
  5. Step 5: Solve for x
    x = 464,289,589,289,448,960/630,922,731.09
  6. Step 6: Final answer
    x = 735,889,779.23

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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.