Home / 114,942,242,285.30-172,413,363,427.95-67,923,743,827.70

Finding the Fourth Proportional to 114,942,242,285.30, 172,413,363,427.95 and 67,923,743,827.70

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Solution

The fourth proportional to 114,942,242,285.30, 172,413,363,427.95 and 67,923,743,827.70 is: 101,885,615,741.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,942,242,285.30 : 172,413,363,427.95 = 67,923,743,827.70 : x
  2. Step 2: Convert to fraction form
    114,942,242,285.30/172,413,363,427.95 = 67,923,743,827.70/x
  3. Step 3: Cross multiply
    114,942,242,285.30x = 172,413,363,427.95 × 67,923,743,827.70
  4. Step 4: Simplify right side
    114,942,242,285.30x = 11,710,961,129,952,215,302,144
  5. Step 5: Solve for x
    x = 11,710,961,129,952,215,302,144/114,942,242,285.30
  6. Step 6: Final answer
    x = 101,885,615,741.55

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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.