Home / 385,682,336,887.11-578,141,370,333.18-181,109,317,763.83

Finding the Fourth Proportional to 385,682,336,887.11, 578,141,370,333.18 and 181,109,317,763.83

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Solution

The fourth proportional to 385,682,336,887.11, 578,141,370,333.18 and 181,109,317,763.83 is: 271,484,533,093.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,682,336,887.11 : 578,141,370,333.18 = 181,109,317,763.83 : x
  2. Step 2: Convert to fraction form
    385,682,336,887.11/578,141,370,333.18 = 181,109,317,763.83/x
  3. Step 3: Cross multiply
    385,682,336,887.11x = 578,141,370,333.18 × 181,109,317,763.83
  4. Step 4: Simplify right side
    385,682,336,887.11x = 104,706,789,152,088,020,484,096
  5. Step 5: Solve for x
    x = 104,706,789,152,088,020,484,096/385,682,336,887.11
  6. Step 6: Final answer
    x = 271,484,533,093.19

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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.