Home / 516,338,291.55-774,736,153.79-270,636,534.33

Finding the Fourth Proportional to 516,338,291.55, 774,736,153.79 and 270,636,534.33

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Solution

The fourth proportional to 516,338,291.55, 774,736,153.79 and 270,636,534.33 is: 406,074,682.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,338,291.55 : 774,736,153.79 = 270,636,534.33 : x
  2. Step 2: Convert to fraction form
    516,338,291.55/774,736,153.79 = 270,636,534.33/x
  3. Step 3: Cross multiply
    516,338,291.55x = 774,736,153.79 × 270,636,534.33
  4. Step 4: Simplify right side
    516,338,291.55x = 209,671,907,681,879,456
  5. Step 5: Solve for x
    x = 209,671,907,681,879,456/516,338,291.55
  6. Step 6: Final answer
    x = 406,074,682.26

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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.