Home / 248,941,421.44-373,470,784.96-85,180,960.96

Finding the Fourth Proportional to 248,941,421.44, 373,470,784.96 and 85,180,960.96

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Solution

The fourth proportional to 248,941,421.44, 373,470,784.96 and 85,180,960.96 is: 127,791,510.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,941,421.44 : 373,470,784.96 = 85,180,960.96 : x
  2. Step 2: Convert to fraction form
    248,941,421.44/373,470,784.96 = 85,180,960.96/x
  3. Step 3: Cross multiply
    248,941,421.44x = 373,470,784.96 × 85,180,960.96
  4. Step 4: Simplify right side
    248,941,421.44x = 31,812,600,353,378,312
  5. Step 5: Solve for x
    x = 31,812,600,353,378,312/248,941,421.44
  6. Step 6: Final answer
    x = 127,791,510.83

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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.