Home / 712,152,246.80-1,068,228,370.20-537,556,163.60

Finding the Fourth Proportional to 712,152,246.80, 1,068,228,370.20 and 537,556,163.60

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Solution

The fourth proportional to 712,152,246.80, 1,068,228,370.20 and 537,556,163.60 is: 806,334,245.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,152,246.80 : 1,068,228,370.20 = 537,556,163.60 : x
  2. Step 2: Convert to fraction form
    712,152,246.80/1,068,228,370.20 = 537,556,163.60/x
  3. Step 3: Cross multiply
    712,152,246.80x = 1,068,228,370.20 × 537,556,163.60
  4. Step 4: Simplify right side
    712,152,246.80x = 574,232,744,533,392,640
  5. Step 5: Solve for x
    x = 574,232,744,533,392,640/712,152,246.80
  6. Step 6: Final answer
    x = 806,334,245.40

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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.