Home / 2,989,244,069.60-4,483,866,104.40-1,957,287,999.20

Finding the Fourth Proportional to 2,989,244,069.60, 4,483,866,104.40 and 1,957,287,999.20

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Solution

The fourth proportional to 2,989,244,069.60, 4,483,866,104.40 and 1,957,287,999.20 is: 2,935,931,998.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,989,244,069.60 : 4,483,866,104.40 = 1,957,287,999.20 : x
  2. Step 2: Convert to fraction form
    2,989,244,069.60/4,483,866,104.40 = 1,957,287,999.20/x
  3. Step 3: Cross multiply
    2,989,244,069.60x = 4,483,866,104.40 × 1,957,287,999.20
  4. Step 4: Simplify right side
    2,989,244,069.60x = 8,776,217,316,161,773,568
  5. Step 5: Solve for x
    x = 8,776,217,316,161,773,568/2,989,244,069.60
  6. Step 6: Final answer
    x = 2,935,931,998.80

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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.