Home / 200,957,501.40-301,436,252.10-199,256,890.20

Finding the Fourth Proportional to 200,957,501.40, 301,436,252.10 and 199,256,890.20

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Solution

The fourth proportional to 200,957,501.40, 301,436,252.10 and 199,256,890.20 is: 298,885,335.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,957,501.40 : 301,436,252.10 = 199,256,890.20 : x
  2. Step 2: Convert to fraction form
    200,957,501.40/301,436,252.10 = 199,256,890.20/x
  3. Step 3: Cross multiply
    200,957,501.40x = 301,436,252.10 × 199,256,890.20
  4. Step 4: Simplify right side
    200,957,501.40x = 60,063,250,186,989,224
  5. Step 5: Solve for x
    x = 60,063,250,186,989,224/200,957,501.40
  6. Step 6: Final answer
    x = 298,885,335.30

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1.5x scale

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.