Home / 380,544,051.60-570,816,077.40-265,752,795.60

Finding the Fourth Proportional to 380,544,051.60, 570,816,077.40 and 265,752,795.60

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Solution

The fourth proportional to 380,544,051.60, 570,816,077.40 and 265,752,795.60 is: 398,629,193.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,544,051.60 : 570,816,077.40 = 265,752,795.60 : x
  2. Step 2: Convert to fraction form
    380,544,051.60/570,816,077.40 = 265,752,795.60/x
  3. Step 3: Cross multiply
    380,544,051.60x = 570,816,077.40 × 265,752,795.60
  4. Step 4: Simplify right side
    380,544,051.60x = 151,695,968,342,475,968
  5. Step 5: Solve for x
    x = 151,695,968,342,475,968/380,544,051.60
  6. Step 6: Final answer
    x = 398,629,193.40

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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.