Home / 434,507,979.42-599,624,129.88-236,268,053.28

Finding the Fourth Proportional to 434,507,979.42, 599,624,129.88 and 236,268,053.28

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Solution

The fourth proportional to 434,507,979.42, 599,624,129.88 and 236,268,053.28 is: 326,051,609.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,507,979.42 : 599,624,129.88 = 236,268,053.28 : x
  2. Step 2: Convert to fraction form
    434,507,979.42/599,624,129.88 = 236,268,053.28/x
  3. Step 3: Cross multiply
    434,507,979.42x = 599,624,129.88 × 236,268,053.28
  4. Step 4: Simplify right side
    434,507,979.42x = 141,672,025,866,461,472
  5. Step 5: Solve for x
    x = 141,672,025,866,461,472/434,507,979.42
  6. Step 6: Final answer
    x = 326,051,609.12

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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.