Home / 362,518,028.79-500,334,877.46-213,875,490.12

Finding the Fourth Proportional to 362,518,028.79, 500,334,877.46 and 213,875,490.12

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Solution

The fourth proportional to 362,518,028.79, 500,334,877.46 and 213,875,490.12 is: 295,183,573.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,518,028.79 : 500,334,877.46 = 213,875,490.12 : x
  2. Step 2: Convert to fraction form
    362,518,028.79/500,334,877.46 = 213,875,490.12/x
  3. Step 3: Cross multiply
    362,518,028.79x = 500,334,877.46 × 213,875,490.12
  4. Step 4: Simplify right side
    362,518,028.79x = 107,009,367,139,546,080
  5. Step 5: Solve for x
    x = 107,009,367,139,546,080/362,518,028.79
  6. Step 6: Final answer
    x = 295,183,573.35

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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.