Home / 202,999,835.23-280,139,979.95-110,180,362.21

Finding the Fourth Proportional to 202,999,835.23, 280,139,979.95 and 110,180,362.21

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Solution

The fourth proportional to 202,999,835.23, 280,139,979.95 and 110,180,362.21 is: 152,049,012.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,999,835.23 : 280,139,979.95 = 110,180,362.21 : x
  2. Step 2: Convert to fraction form
    202,999,835.23/280,139,979.95 = 110,180,362.21/x
  3. Step 3: Cross multiply
    202,999,835.23x = 280,139,979.95 × 110,180,362.21
  4. Step 4: Simplify right side
    202,999,835.23x = 30,865,924,460,393,136
  5. Step 5: Solve for x
    x = 30,865,924,460,393,136/202,999,835.23
  6. Step 6: Final answer
    x = 152,049,012.38

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1.5x scale

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.