Home / 531,442,016.10-797,163,024.15-326,304,915.30

Finding the Fourth Proportional to 531,442,016.10, 797,163,024.15 and 326,304,915.30

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Solution

The fourth proportional to 531,442,016.10, 797,163,024.15 and 326,304,915.30 is: 489,457,372.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,442,016.10 : 797,163,024.15 = 326,304,915.30 : x
  2. Step 2: Convert to fraction form
    531,442,016.10/797,163,024.15 = 326,304,915.30/x
  3. Step 3: Cross multiply
    531,442,016.10x = 797,163,024.15 × 326,304,915.30
  4. Step 4: Simplify right side
    531,442,016.10x = 260,118,213,075,557,600
  5. Step 5: Solve for x
    x = 260,118,213,075,557,600/531,442,016.10
  6. Step 6: Final answer
    x = 489,457,372.95

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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.