Home / 306,406,915.68-459,576,316.28-109,662,383.64

Finding the Fourth Proportional to 306,406,915.68, 459,576,316.28 and 109,662,383.64

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Solution

The fourth proportional to 306,406,915.68, 459,576,316.28 and 109,662,383.64 is: 164,481,386.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,406,915.68 : 459,576,316.28 = 109,662,383.64 : x
  2. Step 2: Convert to fraction form
    306,406,915.68/459,576,316.28 = 109,662,383.64/x
  3. Step 3: Cross multiply
    306,406,915.68x = 459,576,316.28 × 109,662,383.64
  4. Step 4: Simplify right side
    306,406,915.68x = 50,398,234,307,755,336
  5. Step 5: Solve for x
    x = 50,398,234,307,755,336/306,406,915.68
  6. Step 6: Final answer
    x = 164,481,386.45

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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.