Home / 729,639,648.55-1,095,551,584.04-631,575,498.03

Finding the Fourth Proportional to 729,639,648.55, 1,095,551,584.04 and 631,575,498.03

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Solution

The fourth proportional to 729,639,648.55, 1,095,551,584.04 and 631,575,498.03 is: 948,308,577.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,639,648.55 : 1,095,551,584.04 = 631,575,498.03 : x
  2. Step 2: Convert to fraction form
    729,639,648.55/1,095,551,584.04 = 631,575,498.03/x
  3. Step 3: Cross multiply
    729,639,648.55x = 1,095,551,584.04 × 631,575,498.03
  4. Step 4: Simplify right side
    729,639,648.55x = 691,923,537,307,618,304
  5. Step 5: Solve for x
    x = 691,923,537,307,618,304/729,639,648.55
  6. Step 6: Final answer
    x = 948,308,577.64

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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.