Home / 604,427,912.40-906,417,919.80-195,497,403.60

Finding the Fourth Proportional to 604,427,912.40, 906,417,919.80 and 195,497,403.60

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Solution

The fourth proportional to 604,427,912.40, 906,417,919.80 and 195,497,403.60 is: 293,173,670.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,427,912.40 : 906,417,919.80 = 195,497,403.60 : x
  2. Step 2: Convert to fraction form
    604,427,912.40/906,417,919.80 = 195,497,403.60/x
  3. Step 3: Cross multiply
    604,427,912.40x = 906,417,919.80 × 195,497,403.60
  4. Step 4: Simplify right side
    604,427,912.40x = 177,202,349,897,413,024
  5. Step 5: Solve for x
    x = 177,202,349,897,413,024/604,427,912.40
  6. Step 6: Final answer
    x = 293,173,670.94

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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.