Home / 517,326,102.84-713,803,450.20-297,267,013.56

Finding the Fourth Proportional to 517,326,102.84, 713,803,450.20 and 297,267,013.56

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Solution

The fourth proportional to 517,326,102.84, 713,803,450.20 and 297,267,013.56 is: 410,167,240.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,326,102.84 : 713,803,450.20 = 297,267,013.56 : x
  2. Step 2: Convert to fraction form
    517,326,102.84/713,803,450.20 = 297,267,013.56/x
  3. Step 3: Cross multiply
    517,326,102.84x = 713,803,450.20 × 297,267,013.56
  4. Step 4: Simplify right side
    517,326,102.84x = 212,190,219,909,778,208
  5. Step 5: Solve for x
    x = 212,190,219,909,778,208/517,326,102.84
  6. Step 6: Final answer
    x = 410,167,240.25

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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.