Home / 532,128,433.37-729,003,775.67-512,233,316.24

Finding the Fourth Proportional to 532,128,433.37, 729,003,775.67 and 512,233,316.24

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Solution

The fourth proportional to 532,128,433.37, 729,003,775.67 and 512,233,316.24 is: 701,747,920.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,128,433.37 : 729,003,775.67 = 512,233,316.24 : x
  2. Step 2: Convert to fraction form
    532,128,433.37/729,003,775.67 = 512,233,316.24/x
  3. Step 3: Cross multiply
    532,128,433.37x = 729,003,775.67 × 512,233,316.24
  4. Step 4: Simplify right side
    532,128,433.37x = 373,420,021,566,028,224
  5. Step 5: Solve for x
    x = 373,420,021,566,028,224/532,128,433.37
  6. Step 6: Final answer
    x = 701,747,920.51

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.