Home / 536,546,462.40-804,819,693.60-380,678,097.60

Finding the Fourth Proportional to 536,546,462.40, 804,819,693.60 and 380,678,097.60

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Solution

The fourth proportional to 536,546,462.40, 804,819,693.60 and 380,678,097.60 is: 571,017,146.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,546,462.40 : 804,819,693.60 = 380,678,097.60 : x
  2. Step 2: Convert to fraction form
    536,546,462.40/804,819,693.60 = 380,678,097.60/x
  3. Step 3: Cross multiply
    536,546,462.40x = 804,819,693.60 × 380,678,097.60
  4. Step 4: Simplify right side
    536,546,462.40x = 306,377,229,870,662,912
  5. Step 5: Solve for x
    x = 306,377,229,870,662,912/536,546,462.40
  6. Step 6: Final answer
    x = 571,017,146.40

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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.