Home / 484,956,145.51-727,894,114.29-300,164,645.57

Finding the Fourth Proportional to 484,956,145.51, 727,894,114.29 and 300,164,645.57

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Solution

The fourth proportional to 484,956,145.51, 727,894,114.29 and 300,164,645.57 is: 450,531,621.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,956,145.51 : 727,894,114.29 = 300,164,645.57 : x
  2. Step 2: Convert to fraction form
    484,956,145.51/727,894,114.29 = 300,164,645.57/x
  3. Step 3: Cross multiply
    484,956,145.51x = 727,894,114.29 × 300,164,645.57
  4. Step 4: Simplify right side
    484,956,145.51x = 218,488,078,824,707,424
  5. Step 5: Solve for x
    x = 218,488,078,824,707,424/484,956,145.51
  6. Step 6: Final answer
    x = 450,531,621.98

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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.