Home / 200,885,743,964.39-301,372,249,304.70-73,400,230,920.16

Finding the Fourth Proportional to 200,885,743,964.39, 301,372,249,304.70 and 73,400,230,920.16

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Solution

The fourth proportional to 200,885,743,964.39, 301,372,249,304.70 and 73,400,230,920.16 is: 110,116,289,266.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,885,743,964.39 : 301,372,249,304.70 = 73,400,230,920.16 : x
  2. Step 2: Convert to fraction form
    200,885,743,964.39/301,372,249,304.70 = 73,400,230,920.16/x
  3. Step 3: Cross multiply
    200,885,743,964.39x = 301,372,249,304.70 × 73,400,230,920.16
  4. Step 4: Simplify right side
    200,885,743,964.39x = 22,120,792,691,893,013,053,440
  5. Step 5: Solve for x
    x = 22,120,792,691,893,013,053,440/200,885,743,964.39
  6. Step 6: Final answer
    x = 110,116,289,266.47

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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.