Home / 144,261,667,792.16-198,998,389,485.60-89,973,966,298.16

Finding the Fourth Proportional to 144,261,667,792.16, 198,998,389,485.60 and 89,973,966,298.16

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Solution

The fourth proportional to 144,261,667,792.16, 198,998,389,485.60 and 89,973,966,298.16 is: 124,112,487,142.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,261,667,792.16 : 198,998,389,485.60 = 89,973,966,298.16 : x
  2. Step 2: Convert to fraction form
    144,261,667,792.16/198,998,389,485.60 = 89,973,966,298.16/x
  3. Step 3: Cross multiply
    144,261,667,792.16x = 198,998,389,485.60 × 89,973,966,298.16
  4. Step 4: Simplify right side
    144,261,667,792.16x = 17,904,674,388,965,492,523,008
  5. Step 5: Solve for x
    x = 17,904,674,388,965,492,523,008/144,261,667,792.16
  6. Step 6: Final answer
    x = 124,112,487,142.19

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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.