Home / 134,820,040.80-202,230,061.20-66,795,592.80

Finding the Fourth Proportional to 134,820,040.80, 202,230,061.20 and 66,795,592.80

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Solution

The fourth proportional to 134,820,040.80, 202,230,061.20 and 66,795,592.80 is: 100,193,389.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,820,040.80 : 202,230,061.20 = 66,795,592.80 : x
  2. Step 2: Convert to fraction form
    134,820,040.80/202,230,061.20 = 66,795,592.80/x
  3. Step 3: Cross multiply
    134,820,040.80x = 202,230,061.20 × 66,795,592.80
  4. Step 4: Simplify right side
    134,820,040.80x = 13,508,076,819,834,278
  5. Step 5: Solve for x
    x = 13,508,076,819,834,278/134,820,040.80
  6. Step 6: Final answer
    x = 100,193,389.20

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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.