Home / 202,549,248,002.20-303,823,872,003.30-139,857,916,725.40

Finding the Fourth Proportional to 202,549,248,002.20, 303,823,872,003.30 and 139,857,916,725.40

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Solution

The fourth proportional to 202,549,248,002.20, 303,823,872,003.30 and 139,857,916,725.40 is: 209,786,875,088.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,549,248,002.20 : 303,823,872,003.30 = 139,857,916,725.40 : x
  2. Step 2: Convert to fraction form
    202,549,248,002.20/303,823,872,003.30 = 139,857,916,725.40/x
  3. Step 3: Cross multiply
    202,549,248,002.20x = 303,823,872,003.30 × 139,857,916,725.40
  4. Step 4: Simplify right side
    202,549,248,002.20x = 42,492,173,789,826,113,339,392
  5. Step 5: Solve for x
    x = 42,492,173,789,826,113,339,392/202,549,248,002.20
  6. Step 6: Final answer
    x = 209,786,875,088.10

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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.