Home / 80,884,512,052.80-121,278,395,138.40-41,702,430,004.80

Finding the Fourth Proportional to 80,884,512,052.80, 121,278,395,138.40 and 41,702,430,004.80

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Solution

The fourth proportional to 80,884,512,052.80, 121,278,395,138.40 and 41,702,430,004.80 is: 62,528,704,890.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,884,512,052.80 : 121,278,395,138.40 = 41,702,430,004.80 : x
  2. Step 2: Convert to fraction form
    80,884,512,052.80/121,278,395,138.40 = 41,702,430,004.80/x
  3. Step 3: Cross multiply
    80,884,512,052.80x = 121,278,395,138.40 × 41,702,430,004.80
  4. Step 4: Simplify right side
    80,884,512,052.80x = 5,057,603,784,353,602,600,960
  5. Step 5: Solve for x
    x = 5,057,603,784,353,602,600,960/80,884,512,052.80
  6. Step 6: Final answer
    x = 62,528,704,890.40

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1.5x scale

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.