Home / 575,425,730.80-863,138,596.20-522,706,783.60

Finding the Fourth Proportional to 575,425,730.80, 863,138,596.20 and 522,706,783.60

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Solution

The fourth proportional to 575,425,730.80, 863,138,596.20 and 522,706,783.60 is: 784,060,175.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,425,730.80 : 863,138,596.20 = 522,706,783.60 : x
  2. Step 2: Convert to fraction form
    575,425,730.80/863,138,596.20 = 522,706,783.60/x
  3. Step 3: Cross multiply
    575,425,730.80x = 863,138,596.20 × 522,706,783.60
  4. Step 4: Simplify right side
    575,425,730.80x = 451,168,399,420,721,216
  5. Step 5: Solve for x
    x = 451,168,399,420,721,216/575,425,730.80
  6. Step 6: Final answer
    x = 784,060,175.40

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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.