Home / 2,025,745,021.80-3,038,560,848.09-645,642,345.96

Finding the Fourth Proportional to 2,025,745,021.80, 3,038,560,848.09 and 645,642,345.96

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Solution

The fourth proportional to 2,025,745,021.80, 3,038,560,848.09 and 645,642,345.96 is: 968,445,452.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,025,745,021.80 : 3,038,560,848.09 = 645,642,345.96 : x
  2. Step 2: Convert to fraction form
    2,025,745,021.80/3,038,560,848.09 = 645,642,345.96/x
  3. Step 3: Cross multiply
    2,025,745,021.80x = 3,038,560,848.09 × 645,642,345.96
  4. Step 4: Simplify right side
    2,025,745,021.80x = 1,961,823,554,303,034,880
  5. Step 5: Solve for x
    x = 1,961,823,554,303,034,880/2,025,745,021.80
  6. Step 6: Final answer
    x = 968,445,452.51

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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.