Home / 70,687,633.64-97,557,817.50-39,747,580.88

Finding the Fourth Proportional to 70,687,633.64, 97,557,817.50 and 39,747,580.88

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Solution

The fourth proportional to 70,687,633.64, 97,557,817.50 and 39,747,580.88 is: 54,856,656.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,687,633.64 : 97,557,817.50 = 39,747,580.88 : x
  2. Step 2: Convert to fraction form
    70,687,633.64/97,557,817.50 = 39,747,580.88/x
  3. Step 3: Cross multiply
    70,687,633.64x = 97,557,817.50 × 39,747,580.88
  4. Step 4: Simplify right side
    70,687,633.64x = 3,877,687,241,069,740.50
  5. Step 5: Solve for x
    x = 3,877,687,241,069,740.50/70,687,633.64
  6. Step 6: Final answer
    x = 54,856,656.56

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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.