Home / 86,954,060.18-119,994,988.74-47,794,999.79

Finding the Fourth Proportional to 86,954,060.18, 119,994,988.74 and 47,794,999.79

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Solution

The fourth proportional to 86,954,060.18, 119,994,988.74 and 47,794,999.79 is: 65,956,212.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,954,060.18 : 119,994,988.74 = 47,794,999.79 : x
  2. Step 2: Convert to fraction form
    86,954,060.18/119,994,988.74 = 47,794,999.79/x
  3. Step 3: Cross multiply
    86,954,060.18x = 119,994,988.74 × 47,794,999.79
  4. Step 4: Simplify right side
    86,954,060.18x = 5,735,160,461,629,352
  5. Step 5: Solve for x
    x = 5,735,160,461,629,352/86,954,060.18
  6. Step 6: Final answer
    x = 65,956,212.39

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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.