Home / 416,980,133.88-625,643,673.65-183,691,444.20

Finding the Fourth Proportional to 416,980,133.88, 625,643,673.65 and 183,691,444.20

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Solution

The fourth proportional to 416,980,133.88, 625,643,673.65 and 183,691,444.20 is: 275,613,585.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,980,133.88 : 625,643,673.65 = 183,691,444.20 : x
  2. Step 2: Convert to fraction form
    416,980,133.88/625,643,673.65 = 183,691,444.20/x
  3. Step 3: Cross multiply
    416,980,133.88x = 625,643,673.65 × 183,691,444.20
  4. Step 4: Simplify right side
    416,980,133.88x = 114,925,389,967,361,968
  5. Step 5: Solve for x
    x = 114,925,389,967,361,968/416,980,133.88
  6. Step 6: Final answer
    x = 275,613,585.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.