Home / 190,366,266.60-285,549,399.90-60,978,097.80

Finding the Fourth Proportional to 190,366,266.60, 285,549,399.90 and 60,978,097.80

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Solution

The fourth proportional to 190,366,266.60, 285,549,399.90 and 60,978,097.80 is: 91,467,146.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,366,266.60 : 285,549,399.90 = 60,978,097.80 : x
  2. Step 2: Convert to fraction form
    190,366,266.60/285,549,399.90 = 60,978,097.80/x
  3. Step 3: Cross multiply
    190,366,266.60x = 285,549,399.90 × 60,978,097.80
  4. Step 4: Simplify right side
    190,366,266.60x = 17,412,259,233,833,508
  5. Step 5: Solve for x
    x = 17,412,259,233,833,508/190,366,266.60
  6. Step 6: Final answer
    x = 91,467,146.70

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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.