Home / 587,065,429,924.80-810,137,595,239.18-339,878,132,622.28

Finding the Fourth Proportional to 587,065,429,924.80, 810,137,595,239.18 and 339,878,132,622.28

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Solution

The fourth proportional to 587,065,429,924.80, 810,137,595,239.18 and 339,878,132,622.28 is: 469,024,471,552.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,065,429,924.80 : 810,137,595,239.18 = 339,878,132,622.28 : x
  2. Step 2: Convert to fraction form
    587,065,429,924.80/810,137,595,239.18 = 339,878,132,622.28/x
  3. Step 3: Cross multiply
    587,065,429,924.80x = 810,137,595,239.18 × 339,878,132,622.28
  4. Step 4: Simplify right side
    587,065,429,924.80x = 275,348,053,036,997,067,931,648
  5. Step 5: Solve for x
    x = 275,348,053,036,997,067,931,648/587,065,429,924.80
  6. Step 6: Final answer
    x = 469,024,471,552.12

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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.