Home / 194,157,055.10-291,235,582.65-121,597,643.90

Finding the Fourth Proportional to 194,157,055.10, 291,235,582.65 and 121,597,643.90

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Solution

The fourth proportional to 194,157,055.10, 291,235,582.65 and 121,597,643.90 is: 182,396,465.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,157,055.10 : 291,235,582.65 = 121,597,643.90 : x
  2. Step 2: Convert to fraction form
    194,157,055.10/291,235,582.65 = 121,597,643.90/x
  3. Step 3: Cross multiply
    194,157,055.10x = 291,235,582.65 × 121,597,643.90
  4. Step 4: Simplify right side
    194,157,055.10x = 35,413,560,670,083,716
  5. Step 5: Solve for x
    x = 35,413,560,670,083,716/194,157,055.10
  6. Step 6: Final answer
    x = 182,396,465.85

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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.