Home / 320,032,065.20-480,048,097.80-314,930,231.60

Finding the Fourth Proportional to 320,032,065.20, 480,048,097.80 and 314,930,231.60

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Solution

The fourth proportional to 320,032,065.20, 480,048,097.80 and 314,930,231.60 is: 472,395,347.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,032,065.20 : 480,048,097.80 = 314,930,231.60 : x
  2. Step 2: Convert to fraction form
    320,032,065.20/480,048,097.80 = 314,930,231.60/x
  3. Step 3: Cross multiply
    320,032,065.20x = 480,048,097.80 × 314,930,231.60
  4. Step 4: Simplify right side
    320,032,065.20x = 151,181,658,619,293,472
  5. Step 5: Solve for x
    x = 151,181,658,619,293,472/320,032,065.20
  6. Step 6: Final answer
    x = 472,395,347.40

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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.