Home / 71,347,200.17-98,457,461.63-41,980,434.81

Finding the Fourth Proportional to 71,347,200.17, 98,457,461.63 and 41,980,434.81

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Solution

The fourth proportional to 71,347,200.17, 98,457,461.63 and 41,980,434.81 is: 57,932,014.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,347,200.17 : 98,457,461.63 = 41,980,434.81 : x
  2. Step 2: Convert to fraction form
    71,347,200.17/98,457,461.63 = 41,980,434.81/x
  3. Step 3: Cross multiply
    71,347,200.17x = 98,457,461.63 × 41,980,434.81
  4. Step 4: Simplify right side
    71,347,200.17x = 4,133,287,049,306,389.50
  5. Step 5: Solve for x
    x = 4,133,287,049,306,389.50/71,347,200.17
  6. Step 6: Final answer
    x = 57,932,014.71

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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.