Home / 589,980,140-814,172,470.16-325,662,064.08

Finding the Fourth Proportional to 589,980,140, 814,172,470.16 and 325,662,064.08

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Solution

The fourth proportional to 589,980,140, 814,172,470.16 and 325,662,064.08 is: 449,413,580.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,980,140 : 814,172,470.16 = 325,662,064.08 : x
  2. Step 2: Convert to fraction form
    589,980,140/814,172,470.16 = 325,662,064.08/x
  3. Step 3: Cross multiply
    589,980,140x = 814,172,470.16 × 325,662,064.08
  4. Step 4: Simplify right side
    589,980,140x = 265,145,087,149,417,792
  5. Step 5: Solve for x
    x = 265,145,087,149,417,792/589,980,140
  6. Step 6: Final answer
    x = 449,413,580.51

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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.