Home / 338,928,232.10-508,588,489.85-142,174,025.01

Finding the Fourth Proportional to 338,928,232.10, 508,588,489.85 and 142,174,025.01

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Solution

The fourth proportional to 338,928,232.10, 508,588,489.85 and 142,174,025.01 is: 213,343,315.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,928,232.10 : 508,588,489.85 = 142,174,025.01 : x
  2. Step 2: Convert to fraction form
    338,928,232.10/508,588,489.85 = 142,174,025.01/x
  3. Step 3: Cross multiply
    338,928,232.10x = 508,588,489.85 × 142,174,025.01
  4. Step 4: Simplify right side
    338,928,232.10x = 72,308,072,675,021,168
  5. Step 5: Solve for x
    x = 72,308,072,675,021,168/338,928,232.10
  6. Step 6: Final answer
    x = 213,343,315.27

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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.