Home / 104,601,012.08-144,354,046.20-87,168,153.20

Finding the Fourth Proportional to 104,601,012.08, 144,354,046.20 and 87,168,153.20

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Solution

The fourth proportional to 104,601,012.08, 144,354,046.20 and 87,168,153.20 is: 120,295,926.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,601,012.08 : 144,354,046.20 = 87,168,153.20 : x
  2. Step 2: Convert to fraction form
    104,601,012.08/144,354,046.20 = 87,168,153.20/x
  3. Step 3: Cross multiply
    104,601,012.08x = 144,354,046.20 × 87,168,153.20
  4. Step 4: Simplify right side
    104,601,012.08x = 12,583,075,614,201,478
  5. Step 5: Solve for x
    x = 12,583,075,614,201,478/104,601,012.08
  6. Step 6: Final answer
    x = 120,295,926.05

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1.5x scale

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.