Home / 917,533,033,792.16-1,375,920,886,216.40-313,206,915,395.18

Finding the Fourth Proportional to 917,533,033,792.16, 1,375,920,886,216.40 and 313,206,915,395.18

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Solution

The fourth proportional to 917,533,033,792.16, 1,375,920,886,216.40 and 313,206,915,395.18 is: 469,681,113,080.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    917,533,033,792.16 : 1,375,920,886,216.40 = 313,206,915,395.18 : x
  2. Step 2: Convert to fraction form
    917,533,033,792.16/1,375,920,886,216.40 = 313,206,915,395.18/x
  3. Step 3: Cross multiply
    917,533,033,792.16x = 1,375,920,886,216.40 × 313,206,915,395.18
  4. Step 4: Simplify right side
    917,533,033,792.16x = 430,947,936,599,641,029,607,424
  5. Step 5: Solve for x
    x = 430,947,936,599,641,029,607,424/917,533,033,792.16
  6. Step 6: Final answer
    x = 469,681,113,080.51

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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.