Home / 551,671,297.48-827,708,728.20-256,707,094.24

Finding the Fourth Proportional to 551,671,297.48, 827,708,728.20 and 256,707,094.24

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Solution

The fourth proportional to 551,671,297.48, 827,708,728.20 and 256,707,094.24 is: 385,154,535.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,671,297.48 : 827,708,728.20 = 256,707,094.24 : x
  2. Step 2: Convert to fraction form
    551,671,297.48/827,708,728.20 = 256,707,094.24/x
  3. Step 3: Cross multiply
    551,671,297.48x = 827,708,728.20 × 256,707,094.24
  4. Step 4: Simplify right side
    551,671,297.48x = 212,478,702,493,307,968
  5. Step 5: Solve for x
    x = 212,478,702,493,307,968/551,671,297.48
  6. Step 6: Final answer
    x = 385,154,535.80

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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.