Home / 105,611,933,137.42-158,483,060,018.08-48,941,233,078.28

Finding the Fourth Proportional to 105,611,933,137.42, 158,483,060,018.08 and 48,941,233,078.28

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Solution

The fourth proportional to 105,611,933,137.42, 158,483,060,018.08 and 48,941,233,078.28 is: 73,442,045,315.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,611,933,137.42 : 158,483,060,018.08 = 48,941,233,078.28 : x
  2. Step 2: Convert to fraction form
    105,611,933,137.42/158,483,060,018.08 = 48,941,233,078.28/x
  3. Step 3: Cross multiply
    105,611,933,137.42x = 158,483,060,018.08 × 48,941,233,078.28
  4. Step 4: Simplify right side
    105,611,933,137.42x = 7,756,356,379,303,890,386,944
  5. Step 5: Solve for x
    x = 7,756,356,379,303,890,386,944/105,611,933,137.42
  6. Step 6: Final answer
    x = 73,442,045,315.20

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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.