Home / 1,395,089,569.18-2,091,907,732.76-657,961,554.41

Finding the Fourth Proportional to 1,395,089,569.18, 2,091,907,732.76 and 657,961,554.41

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Solution

The fourth proportional to 1,395,089,569.18, 2,091,907,732.76 and 657,961,554.41 is: 986,599,637.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,395,089,569.18 : 2,091,907,732.76 = 657,961,554.41 : x
  2. Step 2: Convert to fraction form
    1,395,089,569.18/2,091,907,732.76 = 657,961,554.41/x
  3. Step 3: Cross multiply
    1,395,089,569.18x = 2,091,907,732.76 × 657,961,554.41
  4. Step 4: Simplify right side
    1,395,089,569.18x = 1,376,394,863,529,068,288
  5. Step 5: Solve for x
    x = 1,376,394,863,529,068,288/1,395,089,569.18
  6. Step 6: Final answer
    x = 986,599,637.71

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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.