Home / 517,326,087.83-713,803,429.52-297,266,998.55

Finding the Fourth Proportional to 517,326,087.83, 713,803,429.52 and 297,266,998.55

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Solution

The fourth proportional to 517,326,087.83, 713,803,429.52 and 297,266,998.55 is: 410,167,219.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,326,087.83 : 713,803,429.52 = 297,266,998.55 : x
  2. Step 2: Convert to fraction form
    517,326,087.83/713,803,429.52 = 297,266,998.55/x
  3. Step 3: Cross multiply
    517,326,087.83x = 713,803,429.52 × 297,266,998.55
  4. Step 4: Simplify right side
    517,326,087.83x = 212,190,203,044,175,200
  5. Step 5: Solve for x
    x = 212,190,203,044,175,200/517,326,087.83
  6. Step 6: Final answer
    x = 410,167,219.55

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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.