Home / 194,862,543.90-268,910,538.03-105,554,668.74

Finding the Fourth Proportional to 194,862,543.90, 268,910,538.03 and 105,554,668.74

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Solution

The fourth proportional to 194,862,543.90, 268,910,538.03 and 105,554,668.74 is: 145,665,566.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,862,543.90 : 268,910,538.03 = 105,554,668.74 : x
  2. Step 2: Convert to fraction form
    194,862,543.90/268,910,538.03 = 105,554,668.74/x
  3. Step 3: Cross multiply
    194,862,543.90x = 268,910,538.03 × 105,554,668.74
  4. Step 4: Simplify right side
    194,862,543.90x = 28,384,762,762,451,816
  5. Step 5: Solve for x
    x = 28,384,762,762,451,816/194,862,543.90
  6. Step 6: Final answer
    x = 145,665,566.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.