Home / 773,760,027.20-1,160,640,040.80-528,872,014.40

Finding the Fourth Proportional to 773,760,027.20, 1,160,640,040.80 and 528,872,014.40

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Solution

The fourth proportional to 773,760,027.20, 1,160,640,040.80 and 528,872,014.40 is: 793,308,021.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,760,027.20 : 1,160,640,040.80 = 528,872,014.40 : x
  2. Step 2: Convert to fraction form
    773,760,027.20/1,160,640,040.80 = 528,872,014.40/x
  3. Step 3: Cross multiply
    773,760,027.20x = 1,160,640,040.80 × 528,872,014.40
  4. Step 4: Simplify right side
    773,760,027.20x = 613,830,036,371,194,112
  5. Step 5: Solve for x
    x = 613,830,036,371,194,112/773,760,027.20
  6. Step 6: Final answer
    x = 793,308,021.60

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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.