Home / 254,457,525.64-381,686,230.14-72,704,705.80

Finding the Fourth Proportional to 254,457,525.64, 381,686,230.14 and 72,704,705.80

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Solution

The fourth proportional to 254,457,525.64, 381,686,230.14 and 72,704,705.80 is: 109,057,042.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,457,525.64 : 381,686,230.14 = 72,704,705.80 : x
  2. Step 2: Convert to fraction form
    254,457,525.64/381,686,230.14 = 72,704,705.80/x
  3. Step 3: Cross multiply
    254,457,525.64x = 381,686,230.14 × 72,704,705.80
  4. Step 4: Simplify right side
    254,457,525.64x = 27,750,385,070,239,792
  5. Step 5: Solve for x
    x = 27,750,385,070,239,792/254,457,525.64
  6. Step 6: Final answer
    x = 109,057,042.04

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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.