Home / 361,742,022.60-542,613,033.90-189,271,703.40

Finding the Fourth Proportional to 361,742,022.60, 542,613,033.90 and 189,271,703.40

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Solution

The fourth proportional to 361,742,022.60, 542,613,033.90 and 189,271,703.40 is: 283,907,555.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,742,022.60 : 542,613,033.90 = 189,271,703.40 : x
  2. Step 2: Convert to fraction form
    361,742,022.60/542,613,033.90 = 189,271,703.40/x
  3. Step 3: Cross multiply
    361,742,022.60x = 542,613,033.90 × 189,271,703.40
  4. Step 4: Simplify right side
    361,742,022.60x = 102,701,293,213,294,944
  5. Step 5: Solve for x
    x = 102,701,293,213,294,944/361,742,022.60
  6. Step 6: Final answer
    x = 283,907,555.10

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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.