Home / 200,885,743,965.10-301,372,249,305.75-73,400,230,920.86

Finding the Fourth Proportional to 200,885,743,965.10, 301,372,249,305.75 and 73,400,230,920.86

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Solution

The fourth proportional to 200,885,743,965.10, 301,372,249,305.75 and 73,400,230,920.86 is: 110,116,289,267.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,885,743,965.10 : 301,372,249,305.75 = 73,400,230,920.86 : x
  2. Step 2: Convert to fraction form
    200,885,743,965.10/301,372,249,305.75 = 73,400,230,920.86/x
  3. Step 3: Cross multiply
    200,885,743,965.10x = 301,372,249,305.75 × 73,400,230,920.86
  4. Step 4: Simplify right side
    200,885,743,965.10x = 22,120,792,692,179,530,153,984
  5. Step 5: Solve for x
    x = 22,120,792,692,179,530,153,984/200,885,743,965.10
  6. Step 6: Final answer
    x = 110,116,289,267.51

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1.5x scale

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.