Home / 651,529,074.47-899,103,735.17-354,153,623.47

Finding the Fourth Proportional to 651,529,074.47, 899,103,735.17 and 354,153,623.47

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Solution

The fourth proportional to 651,529,074.47, 899,103,735.17 and 354,153,623.47 is: 488,728,528.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,529,074.47 : 899,103,735.17 = 354,153,623.47 : x
  2. Step 2: Convert to fraction form
    651,529,074.47/899,103,735.17 = 354,153,623.47/x
  3. Step 3: Cross multiply
    651,529,074.47x = 899,103,735.17 × 354,153,623.47
  4. Step 4: Simplify right side
    651,529,074.47x = 318,420,845,684,096,000
  5. Step 5: Solve for x
    x = 318,420,845,684,096,000/651,529,074.47
  6. Step 6: Final answer
    x = 488,728,528.26

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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.