Home / 716,917,886.74-1,075,491,749.89-302,455,757.68

Finding the Fourth Proportional to 716,917,886.74, 1,075,491,749.89 and 302,455,757.68

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Solution

The fourth proportional to 716,917,886.74, 1,075,491,749.89 and 302,455,757.68 is: 453,732,119.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,917,886.74 : 1,075,491,749.89 = 302,455,757.68 : x
  2. Step 2: Convert to fraction form
    716,917,886.74/1,075,491,749.89 = 302,455,757.68/x
  3. Step 3: Cross multiply
    716,917,886.74x = 1,075,491,749.89 × 302,455,757.68
  4. Step 4: Simplify right side
    716,917,886.74x = 325,288,672,084,679,296
  5. Step 5: Solve for x
    x = 325,288,672,084,679,296/716,917,886.74
  6. Step 6: Final answer
    x = 453,732,119.26

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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.