Home / 65,192,366,427.59-97,788,427,590.64-20,427,290,104.07

Finding the Fourth Proportional to 65,192,366,427.59, 97,788,427,590.64 and 20,427,290,104.07

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Solution

The fourth proportional to 65,192,366,427.59, 97,788,427,590.64 and 20,427,290,104.07 is: 30,640,896,912.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,192,366,427.59 : 97,788,427,590.64 = 20,427,290,104.07 : x
  2. Step 2: Convert to fraction form
    65,192,366,427.59/97,788,427,590.64 = 20,427,290,104.07/x
  3. Step 3: Cross multiply
    65,192,366,427.59x = 97,788,427,590.64 × 20,427,290,104.07
  4. Step 4: Simplify right side
    65,192,366,427.59x = 1,997,552,579,215,037,562,880
  5. Step 5: Solve for x
    x = 1,997,552,579,215,037,562,880/65,192,366,427.59
  6. Step 6: Final answer
    x = 30,640,896,912.89

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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.