Home / 255,492,029.10-383,238,043.65-91,808,201.10

Finding the Fourth Proportional to 255,492,029.10, 383,238,043.65 and 91,808,201.10

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Solution

The fourth proportional to 255,492,029.10, 383,238,043.65 and 91,808,201.10 is: 137,712,301.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,492,029.10 : 383,238,043.65 = 91,808,201.10 : x
  2. Step 2: Convert to fraction form
    255,492,029.10/383,238,043.65 = 91,808,201.10/x
  3. Step 3: Cross multiply
    255,492,029.10x = 383,238,043.65 × 91,808,201.10
  4. Step 4: Simplify right side
    255,492,029.10x = 35,184,395,380,589,772
  5. Step 5: Solve for x
    x = 35,184,395,380,589,772/255,492,029.10
  6. Step 6: Final answer
    x = 137,712,301.65

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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.