Home / 137,958,863,140.80-206,938,294,711.20-134,859,499,228.80

Finding the Fourth Proportional to 137,958,863,140.80, 206,938,294,711.20 and 134,859,499,228.80

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Solution

The fourth proportional to 137,958,863,140.80, 206,938,294,711.20 and 134,859,499,228.80 is: 202,289,248,843.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,958,863,140.80 : 206,938,294,711.20 = 134,859,499,228.80 : x
  2. Step 2: Convert to fraction form
    137,958,863,140.80/206,938,294,711.20 = 134,859,499,228.80/x
  3. Step 3: Cross multiply
    137,958,863,140.80x = 206,938,294,711.20 × 134,859,499,228.80
  4. Step 4: Simplify right side
    137,958,863,140.80x = 27,907,594,796,014,264,909,824
  5. Step 5: Solve for x
    x = 27,907,594,796,014,264,909,824/137,958,863,140.80
  6. Step 6: Final answer
    x = 202,289,248,843.20

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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.