Home / 69,478,482,251.21-103,749,854,197.37-56,740,824,994.68

Finding the Fourth Proportional to 69,478,482,251.21, 103,749,854,197.37 and 56,740,824,994.68

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Solution

The fourth proportional to 69,478,482,251.21, 103,749,854,197.37 and 56,740,824,994.68 is: 84,729,143,894.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,478,482,251.21 : 103,749,854,197.37 = 56,740,824,994.68 : x
  2. Step 2: Convert to fraction form
    69,478,482,251.21/103,749,854,197.37 = 56,740,824,994.68/x
  3. Step 3: Cross multiply
    69,478,482,251.21x = 103,749,854,197.37 × 56,740,824,994.68
  4. Step 4: Simplify right side
    69,478,482,251.21x = 5,886,852,320,236,536,856,576
  5. Step 5: Solve for x
    x = 5,886,852,320,236,536,856,576/69,478,482,251.21
  6. Step 6: Final answer
    x = 84,729,143,894.54

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.