Home / 70,476,774-97,258,611.47-39,537,607.56

Finding the Fourth Proportional to 70,476,774, 97,258,611.47 and 39,537,607.56

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Solution

The fourth proportional to 70,476,774, 97,258,611.47 and 39,537,607.56 is: 54,562,270.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,476,774 : 97,258,611.47 = 39,537,607.56 : x
  2. Step 2: Convert to fraction form
    70,476,774/97,258,611.47 = 39,537,607.56/x
  3. Step 3: Cross multiply
    70,476,774x = 97,258,611.47 × 39,537,607.56
  4. Step 4: Simplify right side
    70,476,774x = 3,845,372,811,933,687
  5. Step 5: Solve for x
    x = 3,845,372,811,933,687/70,476,774
  6. Step 6: Final answer
    x = 54,562,270.57

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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.