Home / 308,651,738.12-462,880,036.74-101,355,975.32

Finding the Fourth Proportional to 308,651,738.12, 462,880,036.74 and 101,355,975.32

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Solution

The fourth proportional to 308,651,738.12, 462,880,036.74 and 101,355,975.32 is: 152,001,922.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,651,738.12 : 462,880,036.74 = 101,355,975.32 : x
  2. Step 2: Convert to fraction form
    308,651,738.12/462,880,036.74 = 101,355,975.32/x
  3. Step 3: Cross multiply
    308,651,738.12x = 462,880,036.74 × 101,355,975.32
  4. Step 4: Simplify right side
    308,651,738.12x = 46,915,657,579,940,128
  5. Step 5: Solve for x
    x = 46,915,657,579,940,128/308,651,738.12
  6. Step 6: Final answer
    x = 152,001,922.51

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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.