Home / 516,338,291.06-774,736,153.04-270,636,533.82

Finding the Fourth Proportional to 516,338,291.06, 774,736,153.04 and 270,636,533.82

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Solution

The fourth proportional to 516,338,291.06, 774,736,153.04 and 270,636,533.82 is: 406,074,681.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,338,291.06 : 774,736,153.04 = 270,636,533.82 : x
  2. Step 2: Convert to fraction form
    516,338,291.06/774,736,153.04 = 270,636,533.82/x
  3. Step 3: Cross multiply
    516,338,291.06x = 774,736,153.04 × 270,636,533.82
  4. Step 4: Simplify right side
    516,338,291.06x = 209,671,907,082,433,472
  5. Step 5: Solve for x
    x = 209,671,907,082,433,472/516,338,291.06
  6. Step 6: Final answer
    x = 406,074,681.49

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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.