Home / 463,670,475.20-695,505,712.80-248,679,627.20

Finding the Fourth Proportional to 463,670,475.20, 695,505,712.80 and 248,679,627.20

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Solution

The fourth proportional to 463,670,475.20, 695,505,712.80 and 248,679,627.20 is: 373,019,440.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,670,475.20 : 695,505,712.80 = 248,679,627.20 : x
  2. Step 2: Convert to fraction form
    463,670,475.20/695,505,712.80 = 248,679,627.20/x
  3. Step 3: Cross multiply
    463,670,475.20x = 695,505,712.80 × 248,679,627.20
  4. Step 4: Simplify right side
    463,670,475.20x = 172,958,101,374,574,240
  5. Step 5: Solve for x
    x = 172,958,101,374,574,240/463,670,475.20
  6. Step 6: Final answer
    x = 373,019,440.80

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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.