Home / 315,989,901.14-436,153,696.88-183,856,418.60

Finding the Fourth Proportional to 315,989,901.14, 436,153,696.88 and 183,856,418.60

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Solution

The fourth proportional to 315,989,901.14, 436,153,696.88 and 183,856,418.60 is: 253,772,846.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,989,901.14 : 436,153,696.88 = 183,856,418.60 : x
  2. Step 2: Convert to fraction form
    315,989,901.14/436,153,696.88 = 183,856,418.60/x
  3. Step 3: Cross multiply
    315,989,901.14x = 436,153,696.88 × 183,856,418.60
  4. Step 4: Simplify right side
    315,989,901.14x = 80,189,656,664,406,736
  5. Step 5: Solve for x
    x = 80,189,656,664,406,736/315,989,901.14
  6. Step 6: Final answer
    x = 253,772,846.46

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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.