Home / 29,722,398,148.36-41,016,378,971.80-16,173,573,211.88

Finding the Fourth Proportional to 29,722,398,148.36, 41,016,378,971.80 and 16,173,573,211.88

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Solution

The fourth proportional to 29,722,398,148.36, 41,016,378,971.80 and 16,173,573,211.88 is: 22,319,242,373.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,722,398,148.36 : 41,016,378,971.80 = 16,173,573,211.88 : x
  2. Step 2: Convert to fraction form
    29,722,398,148.36/41,016,378,971.80 = 16,173,573,211.88/x
  3. Step 3: Cross multiply
    29,722,398,148.36x = 41,016,378,971.80 × 16,173,573,211.88
  4. Step 4: Simplify right side
    29,722,398,148.36x = 663,381,408,186,622,672,896
  5. Step 5: Solve for x
    x = 663,381,408,186,622,672,896/29,722,398,148.36
  6. Step 6: Final answer
    x = 22,319,242,373.22

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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.