Home / 1,007,749,324.34-1,391,290,620.48-895,931,315.18

Finding the Fourth Proportional to 1,007,749,324.34, 1,391,290,620.48 and 895,931,315.18

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Solution

The fourth proportional to 1,007,749,324.34, 1,391,290,620.48 and 895,931,315.18 is: 1,236,915,575.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,749,324.34 : 1,391,290,620.48 = 895,931,315.18 : x
  2. Step 2: Convert to fraction form
    1,007,749,324.34/1,391,290,620.48 = 895,931,315.18/x
  3. Step 3: Cross multiply
    1,007,749,324.34x = 1,391,290,620.48 × 895,931,315.18
  4. Step 4: Simplify right side
    1,007,749,324.34x = 1,246,500,835,402,505,472
  5. Step 5: Solve for x
    x = 1,246,500,835,402,505,472/1,007,749,324.34
  6. Step 6: Final answer
    x = 1,236,915,575.43

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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.