Home / 307,573,483.09-424,451,393.61-166,444,707.86

Finding the Fourth Proportional to 307,573,483.09, 424,451,393.61 and 166,444,707.86

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Solution

The fourth proportional to 307,573,483.09, 424,451,393.61 and 166,444,707.86 is: 229,693,689.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,573,483.09 : 424,451,393.61 = 166,444,707.86 : x
  2. Step 2: Convert to fraction form
    307,573,483.09/424,451,393.61 = 166,444,707.86/x
  3. Step 3: Cross multiply
    307,573,483.09x = 424,451,393.61 × 166,444,707.86
  4. Step 4: Simplify right side
    307,573,483.09x = 70,647,688,211,417,000
  5. Step 5: Solve for x
    x = 70,647,688,211,417,000/307,573,483.09
  6. Step 6: Final answer
    x = 229,693,689.79

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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.