Home / 198,465,587.49-273,882,735.91-110,357,693.40

Finding the Fourth Proportional to 198,465,587.49, 273,882,735.91 and 110,357,693.40

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Solution

The fourth proportional to 198,465,587.49, 273,882,735.91 and 110,357,693.40 is: 152,293,742.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,465,587.49 : 273,882,735.91 = 110,357,693.40 : x
  2. Step 2: Convert to fraction form
    198,465,587.49/273,882,735.91 = 110,357,693.40/x
  3. Step 3: Cross multiply
    198,465,587.49x = 273,882,735.91 × 110,357,693.40
  4. Step 4: Simplify right side
    198,465,587.49x = 30,225,066,997,108,956
  5. Step 5: Solve for x
    x = 30,225,066,997,108,956/198,465,587.49
  6. Step 6: Final answer
    x = 152,293,742.10

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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.