Home / 7,200,283,311,019-9,936,398,323,030.40-3,908,031,819,372.40

Finding the Fourth Proportional to 7,200,283,311,019, 9,936,398,323,030.40 and 3,908,031,819,372.40

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Solution

The fourth proportional to 7,200,283,311,019, 9,936,398,323,030.40 and 3,908,031,819,372.40 is: 5,393,087,902,101.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,200,283,311,019 : 9,936,398,323,030.40 = 3,908,031,819,372.40 : x
  2. Step 2: Convert to fraction form
    7,200,283,311,019/9,936,398,323,030.40 = 3,908,031,819,372.40/x
  3. Step 3: Cross multiply
    7,200,283,311,019x = 9,936,398,323,030.40 × 3,908,031,819,372.40
  4. Step 4: Simplify right side
    7,200,283,311,019x = 38,831,760,816,361,362,560,122,880
  5. Step 5: Solve for x
    x = 38,831,760,816,361,362,560,122,880/7,200,283,311,019
  6. Step 6: Final answer
    x = 5,393,087,902,101.70

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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.