Home / 377,461,175,109.87-520,896,401,728.14-203,846,297,851.82

Finding the Fourth Proportional to 377,461,175,109.87, 520,896,401,728.14 and 203,846,297,851.82

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Solution

The fourth proportional to 377,461,175,109.87, 520,896,401,728.14 and 203,846,297,851.82 is: 281,307,880,275.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,461,175,109.87 : 520,896,401,728.14 = 203,846,297,851.82 : x
  2. Step 2: Convert to fraction form
    377,461,175,109.87/520,896,401,728.14 = 203,846,297,851.82/x
  3. Step 3: Cross multiply
    377,461,175,109.87x = 520,896,401,728.14 × 203,846,297,851.82
  4. Step 4: Simplify right side
    377,461,175,109.87x = 106,182,803,056,615,722,319,872
  5. Step 5: Solve for x
    x = 106,182,803,056,615,722,319,872/377,461,175,109.87
  6. Step 6: Final answer
    x = 281,307,880,275.92

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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.