Home / 1,293,587,353.60-1,940,381,030.40-373,493,708.80

Finding the Fourth Proportional to 1,293,587,353.60, 1,940,381,030.40 and 373,493,708.80

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Solution

The fourth proportional to 1,293,587,353.60, 1,940,381,030.40 and 373,493,708.80 is: 560,240,563.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,293,587,353.60 : 1,940,381,030.40 = 373,493,708.80 : x
  2. Step 2: Convert to fraction form
    1,293,587,353.60/1,940,381,030.40 = 373,493,708.80/x
  3. Step 3: Cross multiply
    1,293,587,353.60x = 1,940,381,030.40 × 373,493,708.80
  4. Step 4: Simplify right side
    1,293,587,353.60x = 724,720,107,529,261,568
  5. Step 5: Solve for x
    x = 724,720,107,529,261,568/1,293,587,353.60
  6. Step 6: Final answer
    x = 560,240,563.20

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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.