Home / 907,618,162.46-1,361,823,239.79-317,831,710.79

Finding the Fourth Proportional to 907,618,162.46, 1,361,823,239.79 and 317,831,710.79

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Solution

The fourth proportional to 907,618,162.46, 1,361,823,239.79 and 317,831,710.79 is: 476,886,236.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,618,162.46 : 1,361,823,239.79 = 317,831,710.79 : x
  2. Step 2: Convert to fraction form
    907,618,162.46/1,361,823,239.79 = 317,831,710.79/x
  3. Step 3: Cross multiply
    907,618,162.46x = 1,361,823,239.79 × 317,831,710.79
  4. Step 4: Simplify right side
    907,618,162.46x = 432,830,610,099,440,704
  5. Step 5: Solve for x
    x = 432,830,610,099,440,704/907,618,162.46
  6. Step 6: Final answer
    x = 476,886,236.97

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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.