Home / 385,397,241.04-578,003,298.84-177,936,322.90

Finding the Fourth Proportional to 385,397,241.04, 578,003,298.84 and 177,936,322.90

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Solution

The fourth proportional to 385,397,241.04, 578,003,298.84 and 177,936,322.90 is: 266,861,748.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,397,241.04 : 578,003,298.84 = 177,936,322.90 : x
  2. Step 2: Convert to fraction form
    385,397,241.04/578,003,298.84 = 177,936,322.90/x
  3. Step 3: Cross multiply
    385,397,241.04x = 578,003,298.84 × 177,936,322.90
  4. Step 4: Simplify right side
    385,397,241.04x = 102,847,781,619,659,440
  5. Step 5: Solve for x
    x = 102,847,781,619,659,440/385,397,241.04
  6. Step 6: Final answer
    x = 266,861,748.52

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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.