Home / 695,333,100.60-1,043,139,618.90-204,045,420.60

Finding the Fourth Proportional to 695,333,100.60, 1,043,139,618.90 and 204,045,420.60

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Solution

The fourth proportional to 695,333,100.60, 1,043,139,618.90 and 204,045,420.60 is: 306,109,204.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,333,100.60 : 1,043,139,618.90 = 204,045,420.60 : x
  2. Step 2: Convert to fraction form
    695,333,100.60/1,043,139,618.90 = 204,045,420.60/x
  3. Step 3: Cross multiply
    695,333,100.60x = 1,043,139,618.90 × 204,045,420.60
  4. Step 4: Simplify right side
    695,333,100.60x = 212,847,862,282,974,208
  5. Step 5: Solve for x
    x = 212,847,862,282,974,208/695,333,100.60
  6. Step 6: Final answer
    x = 306,109,204.49

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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.