Home / 528,083,869.04-791,802,953.10-251,819,579.60

Finding the Fourth Proportional to 528,083,869.04, 791,802,953.10 and 251,819,579.60

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Solution

The fourth proportional to 528,083,869.04, 791,802,953.10 and 251,819,579.60 is: 377,575,416.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,083,869.04 : 791,802,953.10 = 251,819,579.60 : x
  2. Step 2: Convert to fraction form
    528,083,869.04/791,802,953.10 = 251,819,579.60/x
  3. Step 3: Cross multiply
    528,083,869.04x = 791,802,953.10 × 251,819,579.60
  4. Step 4: Simplify right side
    528,083,869.04x = 199,391,486,774,690,752
  5. Step 5: Solve for x
    x = 199,391,486,774,690,752/528,083,869.04
  6. Step 6: Final answer
    x = 377,575,416.45

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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.