Home / 2,019,720,532.21-3,029,883,720.91-709,391,632.21

Finding the Fourth Proportional to 2,019,720,532.21, 3,029,883,720.91 and 709,391,632.21

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Solution

The fourth proportional to 2,019,720,532.21, 3,029,883,720.91 and 709,391,632.21 is: 1,064,193,844.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,019,720,532.21 : 3,029,883,720.91 = 709,391,632.21 : x
  2. Step 2: Convert to fraction form
    2,019,720,532.21/3,029,883,720.91 = 709,391,632.21/x
  3. Step 3: Cross multiply
    2,019,720,532.21x = 3,029,883,720.91 × 709,391,632.21
  4. Step 4: Simplify right side
    2,019,720,532.21x = 2,149,374,158,182,853,120
  5. Step 5: Solve for x
    x = 2,149,374,158,182,853,120/2,019,720,532.21
  6. Step 6: Final answer
    x = 1,064,193,844.60

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1.5x scale

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.