Home / 130,385,622.60-195,578,433.90-39,497,401.80

Finding the Fourth Proportional to 130,385,622.60, 195,578,433.90 and 39,497,401.80

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Solution

The fourth proportional to 130,385,622.60, 195,578,433.90 and 39,497,401.80 is: 59,246,102.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,385,622.60 : 195,578,433.90 = 39,497,401.80 : x
  2. Step 2: Convert to fraction form
    130,385,622.60/195,578,433.90 = 39,497,401.80/x
  3. Step 3: Cross multiply
    130,385,622.60x = 195,578,433.90 × 39,497,401.80
  4. Step 4: Simplify right side
    130,385,622.60x = 7,724,839,987,163,041
  5. Step 5: Solve for x
    x = 7,724,839,987,163,041/130,385,622.60
  6. Step 6: Final answer
    x = 59,246,102.70

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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.