Home / 130,409,075.70-195,613,613.55-92,145,323.70

Finding the Fourth Proportional to 130,409,075.70, 195,613,613.55 and 92,145,323.70

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Solution

The fourth proportional to 130,409,075.70, 195,613,613.55 and 92,145,323.70 is: 138,217,985.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,409,075.70 : 195,613,613.55 = 92,145,323.70 : x
  2. Step 2: Convert to fraction form
    130,409,075.70/195,613,613.55 = 92,145,323.70/x
  3. Step 3: Cross multiply
    130,409,075.70x = 195,613,613.55 × 92,145,323.70
  4. Step 4: Simplify right side
    130,409,075.70x = 18,024,879,740,691,456
  5. Step 5: Solve for x
    x = 18,024,879,740,691,456/130,409,075.70
  6. Step 6: Final answer
    x = 138,217,985.55

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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.