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Finding the Fourth Proportional to 576,550,313.10, 866,205,146.46 and 369,694,002.03

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Solution

The fourth proportional to 576,550,313.10, 866,205,146.46 and 369,694,002.03 is: 555,425,675.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,550,313.10 : 866,205,146.46 = 369,694,002.03 : x
  2. Step 2: Convert to fraction form
    576,550,313.10/866,205,146.46 = 369,694,002.03/x
  3. Step 3: Cross multiply
    576,550,313.10x = 866,205,146.46 × 369,694,002.03
  4. Step 4: Simplify right side
    576,550,313.10x = 320,230,847,173,779,648
  5. Step 5: Solve for x
    x = 320,230,847,173,779,648/576,550,313.10
  6. Step 6: Final answer
    x = 555,425,675.60

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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.