Home / 87,181,010.40-130,771,515.60-23,355,602.40

Finding the Fourth Proportional to 87,181,010.40, 130,771,515.60 and 23,355,602.40

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Solution

The fourth proportional to 87,181,010.40, 130,771,515.60 and 23,355,602.40 is: 35,033,403.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,181,010.40 : 130,771,515.60 = 23,355,602.40 : x
  2. Step 2: Convert to fraction form
    87,181,010.40/130,771,515.60 = 23,355,602.40/x
  3. Step 3: Cross multiply
    87,181,010.40x = 130,771,515.60 × 23,355,602.40
  4. Step 4: Simplify right side
    87,181,010.40x = 3,054,247,523,598,997
  5. Step 5: Solve for x
    x = 3,054,247,523,598,997/87,181,010.40
  6. Step 6: Final answer
    x = 35,033,403.60

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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.