Home / 117,431,096.20-176,146,644.30-73,782,075.40

Finding the Fourth Proportional to 117,431,096.20, 176,146,644.30 and 73,782,075.40

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Solution

The fourth proportional to 117,431,096.20, 176,146,644.30 and 73,782,075.40 is: 110,673,113.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,431,096.20 : 176,146,644.30 = 73,782,075.40 : x
  2. Step 2: Convert to fraction form
    117,431,096.20/176,146,644.30 = 73,782,075.40/x
  3. Step 3: Cross multiply
    117,431,096.20x = 176,146,644.30 × 73,782,075.40
  4. Step 4: Simplify right side
    117,431,096.20x = 12,996,464,991,199,582
  5. Step 5: Solve for x
    x = 12,996,464,991,199,582/117,431,096.20
  6. Step 6: Final answer
    x = 110,673,113.10

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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.