Home / 15,844,536,242.15-21,865,984,393.64-8,708,203,005.08

Finding the Fourth Proportional to 15,844,536,242.15, 21,865,984,393.64 and 8,708,203,005.08

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Solution

The fourth proportional to 15,844,536,242.15, 21,865,984,393.64 and 8,708,203,005.08 is: 12,017,608,347.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,844,536,242.15 : 21,865,984,393.64 = 8,708,203,005.08 : x
  2. Step 2: Convert to fraction form
    15,844,536,242.15/21,865,984,393.64 = 8,708,203,005.08/x
  3. Step 3: Cross multiply
    15,844,536,242.15x = 21,865,984,393.64 × 8,708,203,005.08
  4. Step 4: Simplify right side
    15,844,536,242.15x = 190,413,431,005,575,348,224
  5. Step 5: Solve for x
    x = 190,413,431,005,575,348,224/15,844,536,242.15
  6. Step 6: Final answer
    x = 12,017,608,347.48

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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.