Home / 97,112,187.43-145,680,402.59-38,016,934.81

Finding the Fourth Proportional to 97,112,187.43, 145,680,402.59 and 38,016,934.81

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Solution

The fourth proportional to 97,112,187.43, 145,680,402.59 and 38,016,934.81 is: 57,030,147.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,112,187.43 : 145,680,402.59 = 38,016,934.81 : x
  2. Step 2: Convert to fraction form
    97,112,187.43/145,680,402.59 = 38,016,934.81/x
  3. Step 3: Cross multiply
    97,112,187.43x = 145,680,402.59 × 38,016,934.81
  4. Step 4: Simplify right side
    97,112,187.43x = 5,538,322,367,946,863
  5. Step 5: Solve for x
    x = 5,538,322,367,946,863/97,112,187.43
  6. Step 6: Final answer
    x = 57,030,147.45

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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.