Home / 812,301,928,929.32-1,120,961,581,473.60-446,488,311,940.03

Finding the Fourth Proportional to 812,301,928,929.32, 1,120,961,581,473.60 and 446,488,311,940.03

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Solution

The fourth proportional to 812,301,928,929.32, 1,120,961,581,473.60 and 446,488,311,940.03 is: 616,145,581,386.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    812,301,928,929.32 : 1,120,961,581,473.60 = 446,488,311,940.03 : x
  2. Step 2: Convert to fraction form
    812,301,928,929.32/1,120,961,581,473.60 = 446,488,311,940.03/x
  3. Step 3: Cross multiply
    812,301,928,929.32x = 1,120,961,581,473.60 × 446,488,311,940.03
  4. Step 4: Simplify right side
    812,301,928,929.32x = 500,496,244,261,774,172,356,608
  5. Step 5: Solve for x
    x = 500,496,244,261,774,172,356,608/812,301,928,929.32
  6. Step 6: Final answer
    x = 616,145,581,386.80

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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.