Home / 1,610,166,410.76-2,414,850,707.32-689,938,396.68

Finding the Fourth Proportional to 1,610,166,410.76, 2,414,850,707.32 and 689,938,396.68

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Solution

The fourth proportional to 1,610,166,410.76, 2,414,850,707.32 and 689,938,396.68 is: 1,034,736,667.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,610,166,410.76 : 2,414,850,707.32 = 689,938,396.68 : x
  2. Step 2: Convert to fraction form
    1,610,166,410.76/2,414,850,707.32 = 689,938,396.68/x
  3. Step 3: Cross multiply
    1,610,166,410.76x = 2,414,850,707.32 × 689,938,396.68
  4. Step 4: Simplify right side
    1,610,166,410.76x = 1,666,098,225,229,924,608
  5. Step 5: Solve for x
    x = 1,666,098,225,229,924,608/1,610,166,410.76
  6. Step 6: Final answer
    x = 1,034,736,667.03

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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.