Home / 379,300,972.20-569,376,611.10-293,420,106.60

Finding the Fourth Proportional to 379,300,972.20, 569,376,611.10 and 293,420,106.60

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Solution

The fourth proportional to 379,300,972.20, 569,376,611.10 and 293,420,106.60 is: 440,459,050.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,300,972.20 : 569,376,611.10 = 293,420,106.60 : x
  2. Step 2: Convert to fraction form
    379,300,972.20/569,376,611.10 = 293,420,106.60/x
  3. Step 3: Cross multiply
    379,300,972.20x = 569,376,611.10 × 293,420,106.60
  4. Step 4: Simplify right side
    379,300,972.20x = 167,066,545,924,508,768
  5. Step 5: Solve for x
    x = 167,066,545,924,508,768/379,300,972.20
  6. Step 6: Final answer
    x = 440,459,050.12

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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.