Home / 380,184,752.84-524,565,035.89-215,172,317.48

Finding the Fourth Proportional to 380,184,752.84, 524,565,035.89 and 215,172,317.48

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Solution

The fourth proportional to 380,184,752.84, 524,565,035.89 and 215,172,317.48 is: 296,886,904.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,184,752.84 : 524,565,035.89 = 215,172,317.48 : x
  2. Step 2: Convert to fraction form
    380,184,752.84/524,565,035.89 = 215,172,317.48/x
  3. Step 3: Cross multiply
    380,184,752.84x = 524,565,035.89 × 215,172,317.48
  4. Step 4: Simplify right side
    380,184,752.84x = 112,871,874,438,269,920
  5. Step 5: Solve for x
    x = 112,871,874,438,269,920/380,184,752.84
  6. Step 6: Final answer
    x = 296,886,904.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.