Home / 217,753,812.60-326,630,718.90-156,531,809.40

Finding the Fourth Proportional to 217,753,812.60, 326,630,718.90 and 156,531,809.40

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Solution

The fourth proportional to 217,753,812.60, 326,630,718.90 and 156,531,809.40 is: 234,797,714.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,753,812.60 : 326,630,718.90 = 156,531,809.40 : x
  2. Step 2: Convert to fraction form
    217,753,812.60/326,630,718.90 = 156,531,809.40/x
  3. Step 3: Cross multiply
    217,753,812.60x = 326,630,718.90 × 156,531,809.40
  4. Step 4: Simplify right side
    217,753,812.60x = 51,128,097,435,039,776
  5. Step 5: Solve for x
    x = 51,128,097,435,039,776/217,753,812.60
  6. Step 6: Final answer
    x = 234,797,714.10

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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.