Home / 2,019,532,921.20-3,029,299,381.80-1,808,657,132.40

Finding the Fourth Proportional to 2,019,532,921.20, 3,029,299,381.80 and 1,808,657,132.40

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Solution

The fourth proportional to 2,019,532,921.20, 3,029,299,381.80 and 1,808,657,132.40 is: 2,712,985,698.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,019,532,921.20 : 3,029,299,381.80 = 1,808,657,132.40 : x
  2. Step 2: Convert to fraction form
    2,019,532,921.20/3,029,299,381.80 = 1,808,657,132.40/x
  3. Step 3: Cross multiply
    2,019,532,921.20x = 3,029,299,381.80 × 1,808,657,132.40
  4. Step 4: Simplify right side
    2,019,532,921.20x = 5,478,963,933,067,481,088
  5. Step 5: Solve for x
    x = 5,478,963,933,067,481,088/2,019,532,921.20
  6. Step 6: Final answer
    x = 2,712,985,698.60

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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.