Home / 761,164,351.38-1,141,751,571.60-294,877,561.29

Finding the Fourth Proportional to 761,164,351.38, 1,141,751,571.60 and 294,877,561.29

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Solution

The fourth proportional to 761,164,351.38, 1,141,751,571.60 and 294,877,561.29 is: 442,318,296.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,164,351.38 : 1,141,751,571.60 = 294,877,561.29 : x
  2. Step 2: Convert to fraction form
    761,164,351.38/1,141,751,571.60 = 294,877,561.29/x
  3. Step 3: Cross multiply
    761,164,351.38x = 1,141,751,571.60 × 294,877,561.29
  4. Step 4: Simplify right side
    761,164,351.38x = 336,676,919,038,483,968
  5. Step 5: Solve for x
    x = 336,676,919,038,483,968/761,164,351.38
  6. Step 6: Final answer
    x = 442,318,296.21

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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.