Home / 114,942,242,428.80-172,413,363,643.20-67,923,743,971.20

Finding the Fourth Proportional to 114,942,242,428.80, 172,413,363,643.20 and 67,923,743,971.20

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Solution

The fourth proportional to 114,942,242,428.80, 172,413,363,643.20 and 67,923,743,971.20 is: 101,885,615,956.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,942,242,428.80 : 172,413,363,643.20 = 67,923,743,971.20 : x
  2. Step 2: Convert to fraction form
    114,942,242,428.80/172,413,363,643.20 = 67,923,743,971.20/x
  3. Step 3: Cross multiply
    114,942,242,428.80x = 172,413,363,643.20 × 67,923,743,971.20
  4. Step 4: Simplify right side
    114,942,242,428.80x = 11,710,961,169,314,120,466,432
  5. Step 5: Solve for x
    x = 11,710,961,169,314,120,466,432/114,942,242,428.80
  6. Step 6: Final answer
    x = 101,885,615,956.80

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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.