Home / 201,243,852.40-277,714,846.36-113,138,242.80

Finding the Fourth Proportional to 201,243,852.40, 277,714,846.36 and 113,138,242.80

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Solution

The fourth proportional to 201,243,852.40, 277,714,846.36 and 113,138,242.80 is: 156,129,836.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,243,852.40 : 277,714,846.36 = 113,138,242.80 : x
  2. Step 2: Convert to fraction form
    201,243,852.40/277,714,846.36 = 113,138,242.80/x
  3. Step 3: Cross multiply
    201,243,852.40x = 277,714,846.36 × 113,138,242.80
  4. Step 4: Simplify right side
    201,243,852.40x = 31,420,169,716,642,376
  5. Step 5: Solve for x
    x = 31,420,169,716,642,376/201,243,852.40
  6. Step 6: Final answer
    x = 156,129,836.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.