Home / 377,461,180,840.72-520,896,409,638.92-203,846,303,580.88

Finding the Fourth Proportional to 377,461,180,840.72, 520,896,409,638.92 and 203,846,303,580.88

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Solution

The fourth proportional to 377,461,180,840.72, 520,896,409,638.92 and 203,846,303,580.88 is: 281,307,888,183.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,461,180,840.72 : 520,896,409,638.92 = 203,846,303,580.88 : x
  2. Step 2: Convert to fraction form
    377,461,180,840.72/520,896,409,638.92 = 203,846,303,580.88/x
  3. Step 3: Cross multiply
    377,461,180,840.72x = 520,896,409,638.92 × 203,846,303,580.88
  4. Step 4: Simplify right side
    377,461,180,840.72x = 106,182,807,653,445,718,245,376
  5. Step 5: Solve for x
    x = 106,182,807,653,445,718,245,376/377,461,180,840.72
  6. Step 6: Final answer
    x = 281,307,888,183.22

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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.