Home / 3,112,071,042.75-4,294,760,474.01-1,702,342,744.89

Finding the Fourth Proportional to 3,112,071,042.75, 4,294,760,474.01 and 1,702,342,744.89

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Solution

The fourth proportional to 3,112,071,042.75, 4,294,760,474.01 and 1,702,342,744.89 is: 2,349,289,021.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,112,071,042.75 : 4,294,760,474.01 = 1,702,342,744.89 : x
  2. Step 2: Convert to fraction form
    3,112,071,042.75/4,294,760,474.01 = 1,702,342,744.89/x
  3. Step 3: Cross multiply
    3,112,071,042.75x = 4,294,760,474.01 × 1,702,342,744.89
  4. Step 4: Simplify right side
    3,112,071,042.75x = 7,311,154,333,971,261,440
  5. Step 5: Solve for x
    x = 7,311,154,333,971,261,440/3,112,071,042.75
  6. Step 6: Final answer
    x = 2,349,289,021.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.