Home / 1,113,124,089.97-1,669,685,175.63-284,077,665.88

Finding the Fourth Proportional to 1,113,124,089.97, 1,669,685,175.63 and 284,077,665.88

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Solution

The fourth proportional to 1,113,124,089.97, 1,669,685,175.63 and 284,077,665.88 is: 426,116,253.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,113,124,089.97 : 1,669,685,175.63 = 284,077,665.88 : x
  2. Step 2: Convert to fraction form
    1,113,124,089.97/1,669,685,175.63 = 284,077,665.88/x
  3. Step 3: Cross multiply
    1,113,124,089.97x = 1,669,685,175.63 × 284,077,665.88
  4. Step 4: Simplify right side
    1,113,124,089.97x = 474,320,267,443,234,048
  5. Step 5: Solve for x
    x = 474,320,267,443,234,048/1,113,124,089.97
  6. Step 6: Final answer
    x = 426,116,253.99

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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.