Home / 1,658,790,749.70-2,488,186,124.55-1,007,881,812.90

Finding the Fourth Proportional to 1,658,790,749.70, 2,488,186,124.55 and 1,007,881,812.90

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Solution

The fourth proportional to 1,658,790,749.70, 2,488,186,124.55 and 1,007,881,812.90 is: 1,511,822,719.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,658,790,749.70 : 2,488,186,124.55 = 1,007,881,812.90 : x
  2. Step 2: Convert to fraction form
    1,658,790,749.70/2,488,186,124.55 = 1,007,881,812.90/x
  3. Step 3: Cross multiply
    1,658,790,749.70x = 2,488,186,124.55 × 1,007,881,812.90
  4. Step 4: Simplify right side
    1,658,790,749.70x = 2,507,797,542,044,079,104
  5. Step 5: Solve for x
    x = 2,507,797,542,044,079,104/1,658,790,749.70
  6. Step 6: Final answer
    x = 1,511,822,719.35

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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.