Home / 130,389,263,999.70-195,583,895,999.55-104,267,875,967.70

Finding the Fourth Proportional to 130,389,263,999.70, 195,583,895,999.55 and 104,267,875,967.70

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Solution

The fourth proportional to 130,389,263,999.70, 195,583,895,999.55 and 104,267,875,967.70 is: 156,401,813,951.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,389,263,999.70 : 195,583,895,999.55 = 104,267,875,967.70 : x
  2. Step 2: Convert to fraction form
    130,389,263,999.70/195,583,895,999.55 = 104,267,875,967.70/x
  3. Step 3: Cross multiply
    130,389,263,999.70x = 195,583,895,999.55 × 104,267,875,967.70
  4. Step 4: Simplify right side
    130,389,263,999.70x = 20,393,117,409,360,614,522,880
  5. Step 5: Solve for x
    x = 20,393,117,409,360,614,522,880/130,389,263,999.70
  6. Step 6: Final answer
    x = 156,401,813,951.55

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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.