Home / 219,028,961.55-328,522,090.73-57,470,897.55

Finding the Fourth Proportional to 219,028,961.55, 328,522,090.73 and 57,470,897.55

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Solution

The fourth proportional to 219,028,961.55, 328,522,090.73 and 57,470,897.55 is: 86,200,743.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,028,961.55 : 328,522,090.73 = 57,470,897.55 : x
  2. Step 2: Convert to fraction form
    219,028,961.55/328,522,090.73 = 57,470,897.55/x
  3. Step 3: Cross multiply
    219,028,961.55x = 328,522,090.73 × 57,470,897.55
  4. Step 4: Simplify right side
    219,028,961.55x = 18,880,459,418,968,280
  5. Step 5: Solve for x
    x = 18,880,459,418,968,280/219,028,961.55
  6. Step 6: Final answer
    x = 86,200,743.89

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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.