Home / 144,888,214.72-199,927,576.20-97,947,409

Finding the Fourth Proportional to 144,888,214.72, 199,927,576.20 and 97,947,409

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Solution

The fourth proportional to 144,888,214.72, 199,927,576.20 and 97,947,409 is: 135,155,147.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,888,214.72 : 199,927,576.20 = 97,947,409 : x
  2. Step 2: Convert to fraction form
    144,888,214.72/199,927,576.20 = 97,947,409/x
  3. Step 3: Cross multiply
    144,888,214.72x = 199,927,576.20 × 97,947,409
  4. Step 4: Simplify right side
    144,888,214.72x = 19,582,388,076,440,064
  5. Step 5: Solve for x
    x = 19,582,388,076,440,064/144,888,214.72
  6. Step 6: Final answer
    x = 135,155,147.81

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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.