Home / 1,990,657,638.10-2,985,986,457.15-1,735,853,670.10

Finding the Fourth Proportional to 1,990,657,638.10, 2,985,986,457.15 and 1,735,853,670.10

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Solution

The fourth proportional to 1,990,657,638.10, 2,985,986,457.15 and 1,735,853,670.10 is: 2,603,780,505.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,990,657,638.10 : 2,985,986,457.15 = 1,735,853,670.10 : x
  2. Step 2: Convert to fraction form
    1,990,657,638.10/2,985,986,457.15 = 1,735,853,670.10/x
  3. Step 3: Cross multiply
    1,990,657,638.10x = 2,985,986,457.15 × 1,735,853,670.10
  4. Step 4: Simplify right side
    1,990,657,638.10x = 5,183,235,550,512,723,968
  5. Step 5: Solve for x
    x = 5,183,235,550,512,723,968/1,990,657,638.10
  6. Step 6: Final answer
    x = 2,603,780,505.15

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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.