Home / 828,938,197.71-1,144,035,033.80-471,792,813.80

Finding the Fourth Proportional to 828,938,197.71, 1,144,035,033.80 and 471,792,813.80

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Solution

The fourth proportional to 828,938,197.71, 1,144,035,033.80 and 471,792,813.80 is: 651,131,181.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,938,197.71 : 1,144,035,033.80 = 471,792,813.80 : x
  2. Step 2: Convert to fraction form
    828,938,197.71/1,144,035,033.80 = 471,792,813.80/x
  3. Step 3: Cross multiply
    828,938,197.71x = 1,144,035,033.80 × 471,792,813.80
  4. Step 4: Simplify right side
    828,938,197.71x = 539,747,507,674,201,024
  5. Step 5: Solve for x
    x = 539,747,507,674,201,024/828,938,197.71
  6. Step 6: Final answer
    x = 651,131,181.03

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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.