Home / 651,529,075.97-899,103,737.23-354,153,624.97

Finding the Fourth Proportional to 651,529,075.97, 899,103,737.23 and 354,153,624.97

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Solution

The fourth proportional to 651,529,075.97, 899,103,737.23 and 354,153,624.97 is: 488,728,530.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,529,075.97 : 899,103,737.23 = 354,153,624.97 : x
  2. Step 2: Convert to fraction form
    651,529,075.97/899,103,737.23 = 354,153,624.97/x
  3. Step 3: Cross multiply
    651,529,075.97x = 899,103,737.23 × 354,153,624.97
  4. Step 4: Simplify right side
    651,529,075.97x = 318,420,847,764,078,848
  5. Step 5: Solve for x
    x = 318,420,847,764,078,848/651,529,075.97
  6. Step 6: Final answer
    x = 488,728,530.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.