Home / 202,999,243.60-280,651,277.10-149,992,347.64

Finding the Fourth Proportional to 202,999,243.60, 280,651,277.10 and 149,992,347.64

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Solution

The fourth proportional to 202,999,243.60, 280,651,277.10 and 149,992,347.64 is: 207,367,984.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,999,243.60 : 280,651,277.10 = 149,992,347.64 : x
  2. Step 2: Convert to fraction form
    202,999,243.60/280,651,277.10 = 149,992,347.64/x
  3. Step 3: Cross multiply
    202,999,243.60x = 280,651,277.10 × 149,992,347.64
  4. Step 4: Simplify right side
    202,999,243.60x = 42,095,543,920,393,168
  5. Step 5: Solve for x
    x = 42,095,543,920,393,168/202,999,243.60
  6. Step 6: Final answer
    x = 207,367,984.11

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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.