Home / 3,220,572,743.49-4,829,662,979.19-1,121,510,110.80

Finding the Fourth Proportional to 3,220,572,743.49, 4,829,662,979.19 and 1,121,510,110.80

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Solution

The fourth proportional to 3,220,572,743.49, 4,829,662,979.19 and 1,121,510,110.80 is: 1,681,848,632.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,220,572,743.49 : 4,829,662,979.19 = 1,121,510,110.80 : x
  2. Step 2: Convert to fraction form
    3,220,572,743.49/4,829,662,979.19 = 1,121,510,110.80/x
  3. Step 3: Cross multiply
    3,220,572,743.49x = 4,829,662,979.19 × 1,121,510,110.80
  4. Step 4: Simplify right side
    3,220,572,743.49x = 5,416,515,862,918,034,432
  5. Step 5: Solve for x
    x = 5,416,515,862,918,034,432/3,220,572,743.49
  6. Step 6: Final answer
    x = 1,681,848,632.01

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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.