Home / 239,136,901,636.02-330,008,952,238.41-130,750,072,329.15

Finding the Fourth Proportional to 239,136,901,636.02, 330,008,952,238.41 and 130,750,072,329.15

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Solution

The fourth proportional to 239,136,901,636.02, 330,008,952,238.41 and 130,750,072,329.15 is: 180,435,115,112.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,136,901,636.02 : 330,008,952,238.41 = 130,750,072,329.15 : x
  2. Step 2: Convert to fraction form
    239,136,901,636.02/330,008,952,238.41 = 130,750,072,329.15/x
  3. Step 3: Cross multiply
    239,136,901,636.02x = 330,008,952,238.41 × 130,750,072,329.15
  4. Step 4: Simplify right side
    239,136,901,636.02x = 43,148,694,374,439,110,836,224
  5. Step 5: Solve for x
    x = 43,148,694,374,439,110,836,224/239,136,901,636.02
  6. Step 6: Final answer
    x = 180,435,115,112.91

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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.