Home / 243,247,648.19-364,933,666.85-70,724,460.96

Finding the Fourth Proportional to 243,247,648.19, 364,933,666.85 and 70,724,460.96

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Solution

The fourth proportional to 243,247,648.19, 364,933,666.85 and 70,724,460.96 is: 106,104,774.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,247,648.19 : 364,933,666.85 = 70,724,460.96 : x
  2. Step 2: Convert to fraction form
    243,247,648.19/364,933,666.85 = 70,724,460.96/x
  3. Step 3: Cross multiply
    243,247,648.19x = 364,933,666.85 × 70,724,460.96
  4. Step 4: Simplify right side
    243,247,648.19x = 25,809,736,873,768,848
  5. Step 5: Solve for x
    x = 25,809,736,873,768,848/243,247,648.19
  6. Step 6: Final answer
    x = 106,104,774.56

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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.