Home / 202,999,876.18-280,140,036.33-110,180,403.16

Finding the Fourth Proportional to 202,999,876.18, 280,140,036.33 and 110,180,403.16

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Solution

The fourth proportional to 202,999,876.18, 280,140,036.33 and 110,180,403.16 is: 152,049,068.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,999,876.18 : 280,140,036.33 = 110,180,403.16 : x
  2. Step 2: Convert to fraction form
    202,999,876.18/280,140,036.33 = 110,180,403.16/x
  3. Step 3: Cross multiply
    202,999,876.18x = 280,140,036.33 × 110,180,403.16
  4. Step 4: Simplify right side
    202,999,876.18x = 30,865,942,143,809,272
  5. Step 5: Solve for x
    x = 30,865,942,143,809,272/202,999,876.18
  6. Step 6: Final answer
    x = 152,049,068.82

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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.