Home / 191,704,410.90-287,556,616.35-168,028,714.35

Finding the Fourth Proportional to 191,704,410.90, 287,556,616.35 and 168,028,714.35

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Solution

The fourth proportional to 191,704,410.90, 287,556,616.35 and 168,028,714.35 is: 252,043,071.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,704,410.90 : 287,556,616.35 = 168,028,714.35 : x
  2. Step 2: Convert to fraction form
    191,704,410.90/287,556,616.35 = 168,028,714.35/x
  3. Step 3: Cross multiply
    191,704,410.90x = 287,556,616.35 × 168,028,714.35
  4. Step 4: Simplify right side
    191,704,410.90x = 48,317,768,548,126,688
  5. Step 5: Solve for x
    x = 48,317,768,548,126,688/191,704,410.90
  6. Step 6: Final answer
    x = 252,043,071.53

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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.