Home / 852,254,723.76-1,175,776,885.08-494,961,678.60

Finding the Fourth Proportional to 852,254,723.76, 1,175,776,885.08 and 494,961,678.60

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Solution

The fourth proportional to 852,254,723.76, 1,175,776,885.08 and 494,961,678.60 is: 682,852,772.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,254,723.76 : 1,175,776,885.08 = 494,961,678.60 : x
  2. Step 2: Convert to fraction form
    852,254,723.76/1,175,776,885.08 = 494,961,678.60/x
  3. Step 3: Cross multiply
    852,254,723.76x = 1,175,776,885.08 × 494,961,678.60
  4. Step 4: Simplify right side
    852,254,723.76x = 581,964,500,698,276,096
  5. Step 5: Solve for x
    x = 581,964,500,698,276,096/852,254,723.76
  6. Step 6: Final answer
    x = 682,852,772.15

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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.