Home / 2,978,868,982,630.40-4,468,303,525,983.20-715,019,729,281.20

Finding the Fourth Proportional to 2,978,868,982,630.40, 4,468,303,525,983.20 and 715,019,729,281.20

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Solution

The fourth proportional to 2,978,868,982,630.40, 4,468,303,525,983.20 and 715,019,729,281.20 is: 1,072,529,606,412.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,978,868,982,630.40 : 4,468,303,525,983.20 = 715,019,729,281.20 : x
  2. Step 2: Convert to fraction form
    2,978,868,982,630.40/4,468,303,525,983.20 = 715,019,729,281.20/x
  3. Step 3: Cross multiply
    2,978,868,982,630.40x = 4,468,303,525,983.20 × 715,019,729,281.20
  4. Step 4: Simplify right side
    2,978,868,982,630.40x = 3,194,925,177,494,738,997,084,160
  5. Step 5: Solve for x
    x = 3,194,925,177,494,738,997,084,160/2,978,868,982,630.40
  6. Step 6: Final answer
    x = 1,072,529,606,412.42

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.