Home / 483,343,886.40-725,015,829.60-434,970,945.60

Finding the Fourth Proportional to 483,343,886.40, 725,015,829.60 and 434,970,945.60

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Solution

The fourth proportional to 483,343,886.40, 725,015,829.60 and 434,970,945.60 is: 652,456,418.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,343,886.40 : 725,015,829.60 = 434,970,945.60 : x
  2. Step 2: Convert to fraction form
    483,343,886.40/725,015,829.60 = 434,970,945.60/x
  3. Step 3: Cross multiply
    483,343,886.40x = 725,015,829.60 × 434,970,945.60
  4. Step 4: Simplify right side
    483,343,886.40x = 315,360,820,976,080,512
  5. Step 5: Solve for x
    x = 315,360,820,976,080,512/483,343,886.40
  6. Step 6: Final answer
    x = 652,456,418.40

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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.