Home / 531,617,018.90-733,631,619.03-293,462,341.70

Finding the Fourth Proportional to 531,617,018.90, 733,631,619.03 and 293,462,341.70

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Solution

The fourth proportional to 531,617,018.90, 733,631,619.03 and 293,462,341.70 is: 404,978,104.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,617,018.90 : 733,631,619.03 = 293,462,341.70 : x
  2. Step 2: Convert to fraction form
    531,617,018.90/733,631,619.03 = 293,462,341.70/x
  3. Step 3: Cross multiply
    531,617,018.90x = 733,631,619.03 × 293,462,341.70
  4. Step 4: Simplify right side
    531,617,018.90x = 215,293,252,862,037,920
  5. Step 5: Solve for x
    x = 215,293,252,862,037,920/531,617,018.90
  6. Step 6: Final answer
    x = 404,978,104.93

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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.