Home / 115,821,162.40-173,617,465.20-64,727,658.40

Finding the Fourth Proportional to 115,821,162.40, 173,617,465.20 and 64,727,658.40

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Solution

The fourth proportional to 115,821,162.40, 173,617,465.20 and 64,727,658.40 is: 97,027,622.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,821,162.40 : 173,617,465.20 = 64,727,658.40 : x
  2. Step 2: Convert to fraction form
    115,821,162.40/173,617,465.20 = 64,727,658.40/x
  3. Step 3: Cross multiply
    115,821,162.40x = 173,617,465.20 × 64,727,658.40
  4. Step 4: Simplify right side
    115,821,162.40x = 11,237,851,979,739,486
  5. Step 5: Solve for x
    x = 11,237,851,979,739,486/115,821,162.40
  6. Step 6: Final answer
    x = 97,027,622.13

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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.