Home / 14,043,726,912.60-21,065,590,368.90-12,758,064,845.40

Finding the Fourth Proportional to 14,043,726,912.60, 21,065,590,368.90 and 12,758,064,845.40

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Solution

The fourth proportional to 14,043,726,912.60, 21,065,590,368.90 and 12,758,064,845.40 is: 19,137,097,268.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,043,726,912.60 : 21,065,590,368.90 = 12,758,064,845.40 : x
  2. Step 2: Convert to fraction form
    14,043,726,912.60/21,065,590,368.90 = 12,758,064,845.40/x
  3. Step 3: Cross multiply
    14,043,726,912.60x = 21,065,590,368.90 × 12,758,064,845.40
  4. Step 4: Simplify right side
    14,043,726,912.60x = 268,756,167,933,059,923,968
  5. Step 5: Solve for x
    x = 268,756,167,933,059,923,968/14,043,726,912.60
  6. Step 6: Final answer
    x = 19,137,097,268.10

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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.