Home / 456,728,150.03-630,285,455.21-247,884,292.67

Finding the Fourth Proportional to 456,728,150.03, 630,285,455.21 and 247,884,292.67

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Solution

The fourth proportional to 456,728,150.03, 630,285,455.21 and 247,884,292.67 is: 342,080,653.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,728,150.03 : 630,285,455.21 = 247,884,292.67 : x
  2. Step 2: Convert to fraction form
    456,728,150.03/630,285,455.21 = 247,884,292.67/x
  3. Step 3: Cross multiply
    456,728,150.03x = 630,285,455.21 × 247,884,292.67
  4. Step 4: Simplify right side
    456,728,150.03x = 156,237,864,240,528,960
  5. Step 5: Solve for x
    x = 156,237,864,240,528,960/456,728,150.03
  6. Step 6: Final answer
    x = 342,080,653.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.