Home / 517,326,084.45-713,803,424.83-297,266,995.17

Finding the Fourth Proportional to 517,326,084.45, 713,803,424.83 and 297,266,995.17

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Solution

The fourth proportional to 517,326,084.45, 713,803,424.83 and 297,266,995.17 is: 410,167,214.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,326,084.45 : 713,803,424.83 = 297,266,995.17 : x
  2. Step 2: Convert to fraction form
    517,326,084.45/713,803,424.83 = 297,266,995.17/x
  3. Step 3: Cross multiply
    517,326,084.45x = 713,803,424.83 × 297,266,995.17
  4. Step 4: Simplify right side
    517,326,084.45x = 212,190,199,240,525,920
  5. Step 5: Solve for x
    x = 212,190,199,240,525,920/517,326,084.45
  6. Step 6: Final answer
    x = 410,167,214.87

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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.