Home / 1,404,308,640.11-2,106,764,842.10-408,346,977.92

Finding the Fourth Proportional to 1,404,308,640.11, 2,106,764,842.10 and 408,346,977.92

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Solution

The fourth proportional to 1,404,308,640.11, 2,106,764,842.10 and 408,346,977.92 is: 612,608,248.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,404,308,640.11 : 2,106,764,842.10 = 408,346,977.92 : x
  2. Step 2: Convert to fraction form
    1,404,308,640.11/2,106,764,842.10 = 408,346,977.92/x
  3. Step 3: Cross multiply
    1,404,308,640.11x = 2,106,764,842.10 × 408,346,977.92
  4. Step 4: Simplify right side
    1,404,308,640.11x = 860,291,056,447,065,472
  5. Step 5: Solve for x
    x = 860,291,056,447,065,472/1,404,308,640.11
  6. Step 6: Final answer
    x = 612,608,248.56

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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.