Home / 896,181,421.69-1,343,505,384.91-343,880,196.04

Finding the Fourth Proportional to 896,181,421.69, 1,343,505,384.91 and 343,880,196.04

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Solution

The fourth proportional to 896,181,421.69, 1,343,505,384.91 and 343,880,196.04 is: 515,526,079.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,181,421.69 : 1,343,505,384.91 = 343,880,196.04 : x
  2. Step 2: Convert to fraction form
    896,181,421.69/1,343,505,384.91 = 343,880,196.04/x
  3. Step 3: Cross multiply
    896,181,421.69x = 1,343,505,384.91 × 343,880,196.04
  4. Step 4: Simplify right side
    896,181,421.69x = 462,004,895,143,646,528
  5. Step 5: Solve for x
    x = 462,004,895,143,646,528/896,181,421.69
  6. Step 6: Final answer
    x = 515,526,079.83

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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.