Home / 306,750,830.40-460,126,245.60-238,222,497.60

Finding the Fourth Proportional to 306,750,830.40, 460,126,245.60 and 238,222,497.60

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Solution

The fourth proportional to 306,750,830.40, 460,126,245.60 and 238,222,497.60 is: 357,333,746.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,750,830.40 : 460,126,245.60 = 238,222,497.60 : x
  2. Step 2: Convert to fraction form
    306,750,830.40/460,126,245.60 = 238,222,497.60/x
  3. Step 3: Cross multiply
    306,750,830.40x = 460,126,245.60 × 238,222,497.60
  4. Step 4: Simplify right side
    306,750,830.40x = 109,612,423,438,143,008
  5. Step 5: Solve for x
    x = 109,612,423,438,143,008/306,750,830.40
  6. Step 6: Final answer
    x = 357,333,746.40

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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.