Home / 144,768,181.60-217,152,272.40-130,435,458.40

Finding the Fourth Proportional to 144,768,181.60, 217,152,272.40 and 130,435,458.40

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Solution

The fourth proportional to 144,768,181.60, 217,152,272.40 and 130,435,458.40 is: 195,653,187.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,768,181.60 : 217,152,272.40 = 130,435,458.40 : x
  2. Step 2: Convert to fraction form
    144,768,181.60/217,152,272.40 = 130,435,458.40/x
  3. Step 3: Cross multiply
    144,768,181.60x = 217,152,272.40 × 130,435,458.40
  4. Step 4: Simplify right side
    144,768,181.60x = 28,324,356,193,095,672
  5. Step 5: Solve for x
    x = 28,324,356,193,095,672/144,768,181.60
  6. Step 6: Final answer
    x = 195,653,187.60

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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.