Home / 217,740,305.20-326,610,457.80-176,925,636.40

Finding the Fourth Proportional to 217,740,305.20, 326,610,457.80 and 176,925,636.40

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Solution

The fourth proportional to 217,740,305.20, 326,610,457.80 and 176,925,636.40 is: 265,388,454.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,740,305.20 : 326,610,457.80 = 176,925,636.40 : x
  2. Step 2: Convert to fraction form
    217,740,305.20/326,610,457.80 = 176,925,636.40/x
  3. Step 3: Cross multiply
    217,740,305.20x = 326,610,457.80 × 176,925,636.40
  4. Step 4: Simplify right side
    217,740,305.20x = 57,785,763,101,160,344
  5. Step 5: Solve for x
    x = 57,785,763,101,160,344/217,740,305.20
  6. Step 6: Final answer
    x = 265,388,454.60

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.