Home / 338,928,241.14-508,588,503.39-142,174,034.01

Finding the Fourth Proportional to 338,928,241.14, 508,588,503.39 and 142,174,034.01

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Solution

The fourth proportional to 338,928,241.14, 508,588,503.39 and 142,174,034.01 is: 213,343,328.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,928,241.14 : 508,588,503.39 = 142,174,034.01 : x
  2. Step 2: Convert to fraction form
    338,928,241.14/508,588,503.39 = 142,174,034.01/x
  3. Step 3: Cross multiply
    338,928,241.14x = 508,588,503.39 × 142,174,034.01
  4. Step 4: Simplify right side
    338,928,241.14x = 72,308,079,178,064,848
  5. Step 5: Solve for x
    x = 72,308,079,178,064,848/338,928,241.14
  6. Step 6: Final answer
    x = 213,343,328.77

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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.