Home / 197,938,136.80-296,897,548.06-73,464,985.16

Finding the Fourth Proportional to 197,938,136.80, 296,897,548.06 and 73,464,985.16

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Solution

The fourth proportional to 197,938,136.80, 296,897,548.06 and 73,464,985.16 is: 110,193,893.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,938,136.80 : 296,897,548.06 = 73,464,985.16 : x
  2. Step 2: Convert to fraction form
    197,938,136.80/296,897,548.06 = 73,464,985.16/x
  3. Step 3: Cross multiply
    197,938,136.80x = 296,897,548.06 × 73,464,985.16
  4. Step 4: Simplify right side
    197,938,136.80x = 21,811,573,962,268,284
  5. Step 5: Solve for x
    x = 21,811,573,962,268,284/197,938,136.80
  6. Step 6: Final answer
    x = 110,193,893.48

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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.