Home / 238,529,477.60-357,794,216.40-215,571,226.40

Finding the Fourth Proportional to 238,529,477.60, 357,794,216.40 and 215,571,226.40

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Solution

The fourth proportional to 238,529,477.60, 357,794,216.40 and 215,571,226.40 is: 323,356,839.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,529,477.60 : 357,794,216.40 = 215,571,226.40 : x
  2. Step 2: Convert to fraction form
    238,529,477.60/357,794,216.40 = 215,571,226.40/x
  3. Step 3: Cross multiply
    238,529,477.60x = 357,794,216.40 × 215,571,226.40
  4. Step 4: Simplify right side
    238,529,477.60x = 77,130,138,028,174,992
  5. Step 5: Solve for x
    x = 77,130,138,028,174,992/238,529,477.60
  6. Step 6: Final answer
    x = 323,356,839.60

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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.