Home / 2,159,618,683.80-3,239,428,025.70-1,424,954,645.40

Finding the Fourth Proportional to 2,159,618,683.80, 3,239,428,025.70 and 1,424,954,645.40

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Solution

The fourth proportional to 2,159,618,683.80, 3,239,428,025.70 and 1,424,954,645.40 is: 2,137,431,968.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,159,618,683.80 : 3,239,428,025.70 = 1,424,954,645.40 : x
  2. Step 2: Convert to fraction form
    2,159,618,683.80/3,239,428,025.70 = 1,424,954,645.40/x
  3. Step 3: Cross multiply
    2,159,618,683.80x = 3,239,428,025.70 × 1,424,954,645.40
  4. Step 4: Simplify right side
    2,159,618,683.80x = 4,616,038,013,660,165,120
  5. Step 5: Solve for x
    x = 4,616,038,013,660,165,120/2,159,618,683.80
  6. Step 6: Final answer
    x = 2,137,431,968.10

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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.