Home / 1,074,779,972.24-1,483,654,015.32-722,560,237.52

Finding the Fourth Proportional to 1,074,779,972.24, 1,483,654,015.32 and 722,560,237.52

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Solution

The fourth proportional to 1,074,779,972.24, 1,483,654,015.32 and 722,560,237.52 is: 997,440,802.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,074,779,972.24 : 1,483,654,015.32 = 722,560,237.52 : x
  2. Step 2: Convert to fraction form
    1,074,779,972.24/1,483,654,015.32 = 722,560,237.52/x
  3. Step 3: Cross multiply
    1,074,779,972.24x = 1,483,654,015.32 × 722,560,237.52
  4. Step 4: Simplify right side
    1,074,779,972.24x = 1,072,029,397,707,120,896
  5. Step 5: Solve for x
    x = 1,072,029,397,707,120,896/1,074,779,972.24
  6. Step 6: Final answer
    x = 997,440,802.21

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1.5x scale

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.