Home / 634,064,323.22-871,905,902.32-550,287,007.25

Finding the Fourth Proportional to 634,064,323.22, 871,905,902.32 and 550,287,007.25

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Solution

The fourth proportional to 634,064,323.22, 871,905,902.32 and 550,287,007.25 is: 756,703,179.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,064,323.22 : 871,905,902.32 = 550,287,007.25 : x
  2. Step 2: Convert to fraction form
    634,064,323.22/871,905,902.32 = 550,287,007.25/x
  3. Step 3: Cross multiply
    634,064,323.22x = 871,905,902.32 × 550,287,007.25
  4. Step 4: Simplify right side
    634,064,323.22x = 479,798,489,591,735,296
  5. Step 5: Solve for x
    x = 479,798,489,591,735,296/634,064,323.22
  6. Step 6: Final answer
    x = 756,703,179.82

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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.