Home / 615,316,216.37-849,136,273.07-333,058,601.25

Finding the Fourth Proportional to 615,316,216.37, 849,136,273.07 and 333,058,601.25

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Solution

The fourth proportional to 615,316,216.37, 849,136,273.07 and 333,058,601.25 is: 459,620,812.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,316,216.37 : 849,136,273.07 = 333,058,601.25 : x
  2. Step 2: Convert to fraction form
    615,316,216.37/849,136,273.07 = 333,058,601.25/x
  3. Step 3: Cross multiply
    615,316,216.37x = 849,136,273.07 × 333,058,601.25
  4. Step 4: Simplify right side
    615,316,216.37x = 282,812,139,377,666,976
  5. Step 5: Solve for x
    x = 282,812,139,377,666,976/615,316,216.37
  6. Step 6: Final answer
    x = 459,620,812.61

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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.