Home / 528,083,870.04-791,802,954.60-251,819,580.60

Finding the Fourth Proportional to 528,083,870.04, 791,802,954.60 and 251,819,580.60

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Solution

The fourth proportional to 528,083,870.04, 791,802,954.60 and 251,819,580.60 is: 377,575,417.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,083,870.04 : 791,802,954.60 = 251,819,580.60 : x
  2. Step 2: Convert to fraction form
    528,083,870.04/791,802,954.60 = 251,819,580.60/x
  3. Step 3: Cross multiply
    528,083,870.04x = 791,802,954.60 × 251,819,580.60
  4. Step 4: Simplify right side
    528,083,870.04x = 199,391,487,945,212,832
  5. Step 5: Solve for x
    x = 199,391,487,945,212,832/528,083,870.04
  6. Step 6: Final answer
    x = 377,575,417.95

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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.