Home / 103,148,401.26-154,741,737.33-34,065,991.74

Finding the Fourth Proportional to 103,148,401.26, 154,741,737.33 and 34,065,991.74

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Solution

The fourth proportional to 103,148,401.26, 154,741,737.33 and 34,065,991.74 is: 51,105,307.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,148,401.26 : 154,741,737.33 = 34,065,991.74 : x
  2. Step 2: Convert to fraction form
    103,148,401.26/154,741,737.33 = 34,065,991.74/x
  3. Step 3: Cross multiply
    103,148,401.26x = 154,741,737.33 × 34,065,991.74
  4. Step 4: Simplify right side
    103,148,401.26x = 5,271,430,745,717,030
  5. Step 5: Solve for x
    x = 5,271,430,745,717,030/103,148,401.26
  6. Step 6: Final answer
    x = 51,105,307.32

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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.