Home / 2,659,392,843.40-3,989,089,265.10-720,696,075.40

Finding the Fourth Proportional to 2,659,392,843.40, 3,989,089,265.10 and 720,696,075.40

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Solution

The fourth proportional to 2,659,392,843.40, 3,989,089,265.10 and 720,696,075.40 is: 1,081,044,113.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,659,392,843.40 : 3,989,089,265.10 = 720,696,075.40 : x
  2. Step 2: Convert to fraction form
    2,659,392,843.40/3,989,089,265.10 = 720,696,075.40/x
  3. Step 3: Cross multiply
    2,659,392,843.40x = 3,989,089,265.10 × 720,696,075.40
  4. Step 4: Simplify right side
    2,659,392,843.40x = 2,874,920,977,777,840,128
  5. Step 5: Solve for x
    x = 2,874,920,977,777,840,128/2,659,392,843.40
  6. Step 6: Final answer
    x = 1,081,044,113.10

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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.