Home / 43,239,192,771.48-64,846,261,321.36-12,985,110,971.16

Finding the Fourth Proportional to 43,239,192,771.48, 64,846,261,321.36 and 12,985,110,971.16

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Solution

The fourth proportional to 43,239,192,771.48, 64,846,261,321.36 and 12,985,110,971.16 is: 19,473,904,237.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,239,192,771.48 : 64,846,261,321.36 = 12,985,110,971.16 : x
  2. Step 2: Convert to fraction form
    43,239,192,771.48/64,846,261,321.36 = 12,985,110,971.16/x
  3. Step 3: Cross multiply
    43,239,192,771.48x = 64,846,261,321.36 × 12,985,110,971.16
  4. Step 4: Simplify right side
    43,239,192,771.48x = 842,035,899,322,700,136,448
  5. Step 5: Solve for x
    x = 842,035,899,322,700,136,448/43,239,192,771.48
  6. Step 6: Final answer
    x = 19,473,904,237.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.