Home / 217,832,595.40-326,748,893.10-168,514,870.60

Finding the Fourth Proportional to 217,832,595.40, 326,748,893.10 and 168,514,870.60

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Solution

The fourth proportional to 217,832,595.40, 326,748,893.10 and 168,514,870.60 is: 252,772,305.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,832,595.40 : 326,748,893.10 = 168,514,870.60 : x
  2. Step 2: Convert to fraction form
    217,832,595.40/326,748,893.10 = 168,514,870.60/x
  3. Step 3: Cross multiply
    217,832,595.40x = 326,748,893.10 × 168,514,870.60
  4. Step 4: Simplify right side
    217,832,595.40x = 55,062,047,439,439,736
  5. Step 5: Solve for x
    x = 55,062,047,439,439,736/217,832,595.40
  6. Step 6: Final answer
    x = 252,772,305.90

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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.