Home / 2,980,350,276.76-4,112,698,035.69-1,642,165,480.37

Finding the Fourth Proportional to 2,980,350,276.76, 4,112,698,035.69 and 1,642,165,480.37

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Solution

The fourth proportional to 2,980,350,276.76, 4,112,698,035.69 and 1,642,165,480.37 is: 2,266,086,237.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,980,350,276.76 : 4,112,698,035.69 = 1,642,165,480.37 : x
  2. Step 2: Convert to fraction form
    2,980,350,276.76/4,112,698,035.69 = 1,642,165,480.37/x
  3. Step 3: Cross multiply
    2,980,350,276.76x = 4,112,698,035.69 × 1,642,165,480.37
  4. Step 4: Simplify right side
    2,980,350,276.76x = 6,753,730,745,405,905,920
  5. Step 5: Solve for x
    x = 6,753,730,745,405,905,920/2,980,350,276.76
  6. Step 6: Final answer
    x = 2,266,086,237.60

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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.