Home / 716,917,879.89-1,075,491,739.64-302,455,750.84

Finding the Fourth Proportional to 716,917,879.89, 1,075,491,739.64 and 302,455,750.84

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Solution

The fourth proportional to 716,917,879.89, 1,075,491,739.64 and 302,455,750.84 is: 453,732,109.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,917,879.89 : 1,075,491,739.64 = 302,455,750.84 : x
  2. Step 2: Convert to fraction form
    716,917,879.89/1,075,491,739.64 = 302,455,750.84/x
  3. Step 3: Cross multiply
    716,917,879.89x = 1,075,491,739.64 × 302,455,750.84
  4. Step 4: Simplify right side
    716,917,879.89x = 325,288,661,630,832,960
  5. Step 5: Solve for x
    x = 325,288,661,630,832,960/716,917,879.89
  6. Step 6: Final answer
    x = 453,732,109.01

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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.