Home / 438,430,682,158.17-657,648,928,914.63-169,849,491,096.57

Finding the Fourth Proportional to 438,430,682,158.17, 657,648,928,914.63 and 169,849,491,096.57

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Solution

The fourth proportional to 438,430,682,158.17, 657,648,928,914.63 and 169,849,491,096.57 is: 254,775,362,313.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,430,682,158.17 : 657,648,928,914.63 = 169,849,491,096.57 : x
  2. Step 2: Convert to fraction form
    438,430,682,158.17/657,648,928,914.63 = 169,849,491,096.57/x
  3. Step 3: Cross multiply
    438,430,682,158.17x = 657,648,928,914.63 × 169,849,491,096.57
  4. Step 4: Simplify right side
    438,430,682,158.17x = 111,701,335,896,354,256,322,560
  5. Step 5: Solve for x
    x = 111,701,335,896,354,256,322,560/438,430,682,158.17
  6. Step 6: Final answer
    x = 254,775,362,313.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.