Home / 788,583,820.50-1,182,624,167.16-270,889,427.70

Finding the Fourth Proportional to 788,583,820.50, 1,182,624,167.16 and 270,889,427.70

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Solution

The fourth proportional to 788,583,820.50, 1,182,624,167.16 and 270,889,427.70 is: 406,247,725.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,583,820.50 : 1,182,624,167.16 = 270,889,427.70 : x
  2. Step 2: Convert to fraction form
    788,583,820.50/1,182,624,167.16 = 270,889,427.70/x
  3. Step 3: Cross multiply
    788,583,820.50x = 1,182,624,167.16 × 270,889,427.70
  4. Step 4: Simplify right side
    788,583,820.50x = 320,360,383,826,161,536
  5. Step 5: Solve for x
    x = 320,360,383,826,161,536/788,583,820.50
  6. Step 6: Final answer
    x = 406,247,725.98

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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.