Home / 531,472,551.70-797,208,827.55-511,065,217.30

Finding the Fourth Proportional to 531,472,551.70, 797,208,827.55 and 511,065,217.30

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Solution

The fourth proportional to 531,472,551.70, 797,208,827.55 and 511,065,217.30 is: 766,597,825.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,472,551.70 : 797,208,827.55 = 511,065,217.30 : x
  2. Step 2: Convert to fraction form
    531,472,551.70/797,208,827.55 = 511,065,217.30/x
  3. Step 3: Cross multiply
    531,472,551.70x = 797,208,827.55 × 511,065,217.30
  4. Step 4: Simplify right side
    531,472,551.70x = 407,425,702,685,318,976
  5. Step 5: Solve for x
    x = 407,425,702,685,318,976/531,472,551.70
  6. Step 6: Final answer
    x = 766,597,825.95

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Double scale
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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.