Home / 193,529,218.20-290,293,827.30-145,156,277.40

Finding the Fourth Proportional to 193,529,218.20, 290,293,827.30 and 145,156,277.40

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Solution

The fourth proportional to 193,529,218.20, 290,293,827.30 and 145,156,277.40 is: 217,734,416.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,529,218.20 : 290,293,827.30 = 145,156,277.40 : x
  2. Step 2: Convert to fraction form
    193,529,218.20/290,293,827.30 = 145,156,277.40/x
  3. Step 3: Cross multiply
    193,529,218.20x = 290,293,827.30 × 145,156,277.40
  4. Step 4: Simplify right side
    193,529,218.20x = 42,137,971,323,066,496
  5. Step 5: Solve for x
    x = 42,137,971,323,066,496/193,529,218.20
  6. Step 6: Final answer
    x = 217,734,416.10

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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.