Home / 1,712,916,328.37-2,363,824,532.93-970,360,391.12

Finding the Fourth Proportional to 1,712,916,328.37, 2,363,824,532.93 and 970,360,391.12

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Solution

The fourth proportional to 1,712,916,328.37, 2,363,824,532.93 and 970,360,391.12 is: 1,339,097,339.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,712,916,328.37 : 2,363,824,532.93 = 970,360,391.12 : x
  2. Step 2: Convert to fraction form
    1,712,916,328.37/2,363,824,532.93 = 970,360,391.12/x
  3. Step 3: Cross multiply
    1,712,916,328.37x = 2,363,824,532.93 × 970,360,391.12
  4. Step 4: Simplify right side
    1,712,916,328.37x = 2,293,761,698,296,335,360
  5. Step 5: Solve for x
    x = 2,293,761,698,296,335,360/1,712,916,328.37
  6. Step 6: Final answer
    x = 1,339,097,339.61

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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.