Home / 692,304,442.80-1,038,456,664.20-201,016,762.80

Finding the Fourth Proportional to 692,304,442.80, 1,038,456,664.20 and 201,016,762.80

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Solution

The fourth proportional to 692,304,442.80, 1,038,456,664.20 and 201,016,762.80 is: 301,525,144.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,304,442.80 : 1,038,456,664.20 = 201,016,762.80 : x
  2. Step 2: Convert to fraction form
    692,304,442.80/1,038,456,664.20 = 201,016,762.80/x
  3. Step 3: Cross multiply
    692,304,442.80x = 1,038,456,664.20 × 201,016,762.80
  4. Step 4: Simplify right side
    692,304,442.80x = 208,747,196,945,570,688
  5. Step 5: Solve for x
    x = 208,747,196,945,570,688/692,304,442.80
  6. Step 6: Final answer
    x = 301,525,144.20

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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.