Home / 193,340,666.60-290,010,999.90-135,897,799.40

Finding the Fourth Proportional to 193,340,666.60, 290,010,999.90 and 135,897,799.40

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Solution

The fourth proportional to 193,340,666.60, 290,010,999.90 and 135,897,799.40 is: 203,846,699.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,340,666.60 : 290,010,999.90 = 135,897,799.40 : x
  2. Step 2: Convert to fraction form
    193,340,666.60/290,010,999.90 = 135,897,799.40/x
  3. Step 3: Cross multiply
    193,340,666.60x = 290,010,999.90 × 135,897,799.40
  4. Step 4: Simplify right side
    193,340,666.60x = 39,411,856,688,203,616
  5. Step 5: Solve for x
    x = 39,411,856,688,203,616/193,340,666.60
  6. Step 6: Final answer
    x = 203,846,699.10

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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.