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Finding the Fourth Proportional to 283,581,330.30, 425,371,995.45 and 283,581,330.30

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Solution

The fourth proportional to 283,581,330.30, 425,371,995.45 and 283,581,330.30 is: 425,371,995.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,581,330.30 : 425,371,995.45 = 283,581,330.30 : x
  2. Step 2: Convert to fraction form
    283,581,330.30/425,371,995.45 = 283,581,330.30/x
  3. Step 3: Cross multiply
    283,581,330.30x = 425,371,995.45 × 283,581,330.30
  4. Step 4: Simplify right side
    283,581,330.30x = 120,627,556,342,076,544
  5. Step 5: Solve for x
    x = 120,627,556,342,076,544/283,581,330.30
  6. Step 6: Final answer
    x = 425,371,995.45

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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.