Home / 617,764,515.16-852,567,606.54-349,887,997.60

Finding the Fourth Proportional to 617,764,515.16, 852,567,606.54 and 349,887,997.60

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Solution

The fourth proportional to 617,764,515.16, 852,567,606.54 and 349,887,997.60 is: 482,875,214.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,764,515.16 : 852,567,606.54 = 349,887,997.60 : x
  2. Step 2: Convert to fraction form
    617,764,515.16/852,567,606.54 = 349,887,997.60/x
  3. Step 3: Cross multiply
    617,764,515.16x = 852,567,606.54 × 349,887,997.60
  4. Step 4: Simplify right side
    617,764,515.16x = 298,303,172,670,905,280
  5. Step 5: Solve for x
    x = 298,303,172,670,905,280/617,764,515.16
  6. Step 6: Final answer
    x = 482,875,214.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.