Home / 68,793,505.34-94,937,656.64-39,430,504.35

Finding the Fourth Proportional to 68,793,505.34, 94,937,656.64 and 39,430,504.35

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Solution

The fourth proportional to 68,793,505.34, 94,937,656.64 and 39,430,504.35 is: 54,415,597.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,793,505.34 : 94,937,656.64 = 39,430,504.35 : x
  2. Step 2: Convert to fraction form
    68,793,505.34/94,937,656.64 = 39,430,504.35/x
  3. Step 3: Cross multiply
    68,793,505.34x = 94,937,656.64 × 39,430,504.35
  4. Step 4: Simplify right side
    68,793,505.34x = 3,743,439,682,925,174
  5. Step 5: Solve for x
    x = 3,743,439,682,925,174/68,793,505.34
  6. Step 6: Final answer
    x = 54,415,597.30

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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.