Home / 450,272,913.52-675,402,274.68-143,562,959.68

Finding the Fourth Proportional to 450,272,913.52, 675,402,274.68 and 143,562,959.68

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Solution

The fourth proportional to 450,272,913.52, 675,402,274.68 and 143,562,959.68 is: 215,342,177.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,272,913.52 : 675,402,274.68 = 143,562,959.68 : x
  2. Step 2: Convert to fraction form
    450,272,913.52/675,402,274.68 = 143,562,959.68/x
  3. Step 3: Cross multiply
    450,272,913.52x = 675,402,274.68 × 143,562,959.68
  4. Step 4: Simplify right side
    450,272,913.52x = 96,962,749,527,665,120
  5. Step 5: Solve for x
    x = 96,962,749,527,665,120/450,272,913.52
  6. Step 6: Final answer
    x = 215,342,177.19

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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.