Home / 144,261,667,770.48-198,998,389,455.75-89,973,966,276.45

Finding the Fourth Proportional to 144,261,667,770.48, 198,998,389,455.75 and 89,973,966,276.45

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Solution

The fourth proportional to 144,261,667,770.48, 198,998,389,455.75 and 89,973,966,276.45 is: 124,112,487,112.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,261,667,770.48 : 198,998,389,455.75 = 89,973,966,276.45 : x
  2. Step 2: Convert to fraction form
    144,261,667,770.48/198,998,389,455.75 = 89,973,966,276.45/x
  3. Step 3: Cross multiply
    144,261,667,770.48x = 198,998,389,455.75 × 89,973,966,276.45
  4. Step 4: Simplify right side
    144,261,667,770.48x = 17,904,674,381,959,513,767,936
  5. Step 5: Solve for x
    x = 17,904,674,381,959,513,767,936/144,261,667,770.48
  6. Step 6: Final answer
    x = 124,112,487,112.28

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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.