Home / 69,478,482,247.82-103,749,854,192.34-56,740,824,991.31

Finding the Fourth Proportional to 69,478,482,247.82, 103,749,854,192.34 and 56,740,824,991.31

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Solution

The fourth proportional to 69,478,482,247.82, 103,749,854,192.34 and 56,740,824,991.31 is: 84,729,143,889.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,478,482,247.82 : 103,749,854,192.34 = 56,740,824,991.31 : x
  2. Step 2: Convert to fraction form
    69,478,482,247.82/103,749,854,192.34 = 56,740,824,991.31/x
  3. Step 3: Cross multiply
    69,478,482,247.82x = 103,749,854,192.34 × 56,740,824,991.31
  4. Step 4: Simplify right side
    69,478,482,247.82x = 5,886,852,319,601,700,634,624
  5. Step 5: Solve for x
    x = 5,886,852,319,601,700,634,624/69,478,482,247.82
  6. Step 6: Final answer
    x = 84,729,143,889.53

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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.