Home / 3,106,716,543.60-4,660,074,815.40-1,887,638,809.20

Finding the Fourth Proportional to 3,106,716,543.60, 4,660,074,815.40 and 1,887,638,809.20

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Solution

The fourth proportional to 3,106,716,543.60, 4,660,074,815.40 and 1,887,638,809.20 is: 2,831,458,213.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,106,716,543.60 : 4,660,074,815.40 = 1,887,638,809.20 : x
  2. Step 2: Convert to fraction form
    3,106,716,543.60/4,660,074,815.40 = 1,887,638,809.20/x
  3. Step 3: Cross multiply
    3,106,716,543.60x = 4,660,074,815.40 × 1,887,638,809.20
  4. Step 4: Simplify right side
    3,106,716,543.60x = 8,796,538,075,324,565,504
  5. Step 5: Solve for x
    x = 8,796,538,075,324,565,504/3,106,716,543.60
  6. Step 6: Final answer
    x = 2,831,458,213.80

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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.