Home / 130,295,934.30-179,768,069.91-75,271,714.14

Finding the Fourth Proportional to 130,295,934.30, 179,768,069.91 and 75,271,714.14

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Solution

The fourth proportional to 130,295,934.30, 179,768,069.91 and 75,271,714.14 is: 103,851,673.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,295,934.30 : 179,768,069.91 = 75,271,714.14 : x
  2. Step 2: Convert to fraction form
    130,295,934.30/179,768,069.91 = 75,271,714.14/x
  3. Step 3: Cross multiply
    130,295,934.30x = 179,768,069.91 × 75,271,714.14
  4. Step 4: Simplify right side
    130,295,934.30x = 13,531,450,769,765,056
  5. Step 5: Solve for x
    x = 13,531,450,769,765,056/130,295,934.30
  6. Step 6: Final answer
    x = 103,851,673.06

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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.