Home / 145,221,404.10-203,820,149.10-145,221,404.10

Finding the Fourth Proportional to 145,221,404.10, 203,820,149.10 and 145,221,404.10

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Solution

The fourth proportional to 145,221,404.10, 203,820,149.10 and 145,221,404.10 is: 203,820,149.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,221,404.10 : 203,820,149.10 = 145,221,404.10 : x
  2. Step 2: Convert to fraction form
    145,221,404.10/203,820,149.10 = 145,221,404.10/x
  3. Step 3: Cross multiply
    145,221,404.10x = 203,820,149.10 × 145,221,404.10
  4. Step 4: Simplify right side
    145,221,404.10x = 29,599,048,236,173,348
  5. Step 5: Solve for x
    x = 29,599,048,236,173,348/145,221,404.10
  6. Step 6: Final answer
    x = 203,820,149.10

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.