Home / 133,477,667.80-200,216,501.70-42,610,442.20

Finding the Fourth Proportional to 133,477,667.80, 200,216,501.70 and 42,610,442.20

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Solution

The fourth proportional to 133,477,667.80, 200,216,501.70 and 42,610,442.20 is: 63,915,663.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,477,667.80 : 200,216,501.70 = 42,610,442.20 : x
  2. Step 2: Convert to fraction form
    133,477,667.80/200,216,501.70 = 42,610,442.20/x
  3. Step 3: Cross multiply
    133,477,667.80x = 200,216,501.70 × 42,610,442.20
  4. Step 4: Simplify right side
    133,477,667.80x = 8,531,313,673,174,052
  5. Step 5: Solve for x
    x = 8,531,313,673,174,052/133,477,667.80
  6. Step 6: Final answer
    x = 63,915,663.30

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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.