Home / 1,424,460,086.68-2,136,732,120.50-1,215,883,427.80

Finding the Fourth Proportional to 1,424,460,086.68, 2,136,732,120.50 and 1,215,883,427.80

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Solution

The fourth proportional to 1,424,460,086.68, 2,136,732,120.50 and 1,215,883,427.80 is: 1,823,860,983.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,424,460,086.68 : 2,136,732,120.50 = 1,215,883,427.80 : x
  2. Step 2: Convert to fraction form
    1,424,460,086.68/2,136,732,120.50 = 1,215,883,427.80/x
  3. Step 3: Cross multiply
    1,424,460,086.68x = 2,136,732,120.50 × 1,215,883,427.80
  4. Step 4: Simplify right side
    1,424,460,086.68x = 2,598,017,174,963,902,464
  5. Step 5: Solve for x
    x = 2,598,017,174,963,902,464/1,424,460,086.68
  6. Step 6: Final answer
    x = 1,823,860,983.72

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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.