Home / 226,316,539.40-312,319,635.71-137,007,301.01

Finding the Fourth Proportional to 226,316,539.40, 312,319,635.71 and 137,007,301.01

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Solution

The fourth proportional to 226,316,539.40, 312,319,635.71 and 137,007,301.01 is: 189,071,777.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,316,539.40 : 312,319,635.71 = 137,007,301.01 : x
  2. Step 2: Convert to fraction form
    226,316,539.40/312,319,635.71 = 137,007,301.01/x
  3. Step 3: Cross multiply
    226,316,539.40x = 312,319,635.71 × 137,007,301.01
  4. Step 4: Simplify right side
    226,316,539.40x = 42,790,070,338,806,880
  5. Step 5: Solve for x
    x = 42,790,070,338,806,880/226,316,539.40
  6. Step 6: Final answer
    x = 189,071,777.31

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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.