Home / 463,025,981,448.12-638,993,098,954.75-277,657,870,164.67

Finding the Fourth Proportional to 463,025,981,448.12, 638,993,098,954.75 and 277,657,870,164.67

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Solution

The fourth proportional to 463,025,981,448.12, 638,993,098,954.75 and 277,657,870,164.67 is: 383,178,201,687.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,025,981,448.12 : 638,993,098,954.75 = 277,657,870,164.67 : x
  2. Step 2: Convert to fraction form
    463,025,981,448.12/638,993,098,954.75 = 277,657,870,164.67/x
  3. Step 3: Cross multiply
    463,025,981,448.12x = 638,993,098,954.75 × 277,657,870,164.67
  4. Step 4: Simplify right side
    463,025,981,448.12x = 177,421,462,905,698,102,804,480
  5. Step 5: Solve for x
    x = 177,421,462,905,698,102,804,480/463,025,981,448.12
  6. Step 6: Final answer
    x = 383,178,201,687.11

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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.