Home / 129,413,377,458.40-194,120,066,187.60-36,355,932,594.40

Finding the Fourth Proportional to 129,413,377,458.40, 194,120,066,187.60 and 36,355,932,594.40

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Solution

The fourth proportional to 129,413,377,458.40, 194,120,066,187.60 and 36,355,932,594.40 is: 54,533,898,891.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,413,377,458.40 : 194,120,066,187.60 = 36,355,932,594.40 : x
  2. Step 2: Convert to fraction form
    129,413,377,458.40/194,120,066,187.60 = 36,355,932,594.40/x
  3. Step 3: Cross multiply
    129,413,377,458.40x = 194,120,066,187.60 × 36,355,932,594.40
  4. Step 4: Simplify right side
    129,413,377,458.40x = 7,057,416,041,536,852,852,736
  5. Step 5: Solve for x
    x = 7,057,416,041,536,852,852,736/129,413,377,458.40
  6. Step 6: Final answer
    x = 54,533,898,891.60

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1.5x scale

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.