Home / 761,361,487.12-1,141,236,199.05-256,096,804.11

Finding the Fourth Proportional to 761,361,487.12, 1,141,236,199.05 and 256,096,804.11

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Solution

The fourth proportional to 761,361,487.12, 1,141,236,199.05 and 256,096,804.11 is: 383,874,083.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,361,487.12 : 1,141,236,199.05 = 256,096,804.11 : x
  2. Step 2: Convert to fraction form
    761,361,487.12/1,141,236,199.05 = 256,096,804.11/x
  3. Step 3: Cross multiply
    761,361,487.12x = 1,141,236,199.05 × 256,096,804.11
  4. Step 4: Simplify right side
    761,361,487.12x = 292,266,943,309,881,920
  5. Step 5: Solve for x
    x = 292,266,943,309,881,920/761,361,487.12
  6. Step 6: Final answer
    x = 383,874,083.80

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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.