Home / 751,113,829.16-1,125,875,561.02-252,649,822.58

Finding the Fourth Proportional to 751,113,829.16, 1,125,875,561.02 and 252,649,822.58

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Solution

The fourth proportional to 751,113,829.16, 1,125,875,561.02 and 252,649,822.58 is: 378,707,260.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,113,829.16 : 1,125,875,561.02 = 252,649,822.58 : x
  2. Step 2: Convert to fraction form
    751,113,829.16/1,125,875,561.02 = 252,649,822.58/x
  3. Step 3: Cross multiply
    751,113,829.16x = 1,125,875,561.02 × 252,649,822.58
  4. Step 4: Simplify right side
    751,113,829.16x = 284,452,260,738,860,960
  5. Step 5: Solve for x
    x = 284,452,260,738,860,960/751,113,829.16
  6. Step 6: Final answer
    x = 378,707,260.73

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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.