Home / 380,459,533.28-569,720,495.84-250,673,669.04

Finding the Fourth Proportional to 380,459,533.28, 569,720,495.84 and 250,673,669.04

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Solution

The fourth proportional to 380,459,533.28, 569,720,495.84 and 250,673,669.04 is: 375,372,186.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,459,533.28 : 569,720,495.84 = 250,673,669.04 : x
  2. Step 2: Convert to fraction form
    380,459,533.28/569,720,495.84 = 250,673,669.04/x
  3. Step 3: Cross multiply
    380,459,533.28x = 569,720,495.84 × 250,673,669.04
  4. Step 4: Simplify right side
    380,459,533.28x = 142,813,927,019,500,864
  5. Step 5: Solve for x
    x = 142,813,927,019,500,864/380,459,533.28
  6. Step 6: Final answer
    x = 375,372,186.86

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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.