Home / 210,330,003.60-315,495,005.40-119,630,739.60

Finding the Fourth Proportional to 210,330,003.60, 315,495,005.40 and 119,630,739.60

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Solution

The fourth proportional to 210,330,003.60, 315,495,005.40 and 119,630,739.60 is: 179,446,109.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,330,003.60 : 315,495,005.40 = 119,630,739.60 : x
  2. Step 2: Convert to fraction form
    210,330,003.60/315,495,005.40 = 119,630,739.60/x
  3. Step 3: Cross multiply
    210,330,003.60x = 315,495,005.40 × 119,630,739.60
  4. Step 4: Simplify right side
    210,330,003.60x = 37,742,900,836,107,992
  5. Step 5: Solve for x
    x = 37,742,900,836,107,992/210,330,003.60
  6. Step 6: Final answer
    x = 179,446,109.40

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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.