Home / 1,575,304,701.27-2,173,919,768.91-870,450,517.77

Finding the Fourth Proportional to 1,575,304,701.27, 2,173,919,768.91 and 870,450,517.77

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Solution

The fourth proportional to 1,575,304,701.27, 2,173,919,768.91 and 870,450,517.77 is: 1,201,221,317.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,575,304,701.27 : 2,173,919,768.91 = 870,450,517.77 : x
  2. Step 2: Convert to fraction form
    1,575,304,701.27/2,173,919,768.91 = 870,450,517.77/x
  3. Step 3: Cross multiply
    1,575,304,701.27x = 2,173,919,768.91 × 870,450,517.77
  4. Step 4: Simplify right side
    1,575,304,701.27x = 1,892,289,588,438,148,096
  5. Step 5: Solve for x
    x = 1,892,289,588,438,148,096/1,575,304,701.27
  6. Step 6: Final answer
    x = 1,201,221,317.32

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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.