Home / 70,968,971.34-97,938,455.94-41,621,470.92

Finding the Fourth Proportional to 70,968,971.34, 97,938,455.94 and 41,621,470.92

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Solution

The fourth proportional to 70,968,971.34, 97,938,455.94 and 41,621,470.92 is: 57,438,377.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,968,971.34 : 97,938,455.94 = 41,621,470.92 : x
  2. Step 2: Convert to fraction form
    70,968,971.34/97,938,455.94 = 41,621,470.92/x
  3. Step 3: Cross multiply
    70,968,971.34x = 97,938,455.94 × 41,621,470.92
  4. Step 4: Simplify right side
    70,968,971.34x = 4,076,342,595,856,411.50
  5. Step 5: Solve for x
    x = 4,076,342,595,856,411.50/70,968,971.34
  6. Step 6: Final answer
    x = 57,438,377.91

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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.