Home / 1,330,602,768-1,996,091,707.68-410,553,912.96

Finding the Fourth Proportional to 1,330,602,768, 1,996,091,707.68 and 410,553,912.96

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Solution

The fourth proportional to 1,330,602,768, 1,996,091,707.68 and 410,553,912.96 is: 615,888,739.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,602,768 : 1,996,091,707.68 = 410,553,912.96 : x
  2. Step 2: Convert to fraction form
    1,330,602,768/1,996,091,707.68 = 410,553,912.96/x
  3. Step 3: Cross multiply
    1,330,602,768x = 1,996,091,707.68 × 410,553,912.96
  4. Step 4: Simplify right side
    1,330,602,768x = 819,503,261,215,032,448
  5. Step 5: Solve for x
    x = 819,503,261,215,032,448/1,330,602,768
  6. Step 6: Final answer
    x = 615,888,739.24

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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.