Home / 782,747,483.37-1,080,192,222.03-430,329,470.10

Finding the Fourth Proportional to 782,747,483.37, 1,080,192,222.03 and 430,329,470.10

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Solution

The fourth proportional to 782,747,483.37, 1,080,192,222.03 and 430,329,470.10 is: 593,855,050.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,747,483.37 : 1,080,192,222.03 = 430,329,470.10 : x
  2. Step 2: Convert to fraction form
    782,747,483.37/1,080,192,222.03 = 430,329,470.10/x
  3. Step 3: Cross multiply
    782,747,483.37x = 1,080,192,222.03 × 430,329,470.10
  4. Step 4: Simplify right side
    782,747,483.37x = 464,838,546,513,936,064
  5. Step 5: Solve for x
    x = 464,838,546,513,936,064/782,747,483.37
  6. Step 6: Final answer
    x = 593,855,050.82

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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.