Home / 465,750,528.80-698,625,793.20-284,352,000.80

Finding the Fourth Proportional to 465,750,528.80, 698,625,793.20 and 284,352,000.80

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Solution

The fourth proportional to 465,750,528.80, 698,625,793.20 and 284,352,000.80 is: 426,528,001.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,750,528.80 : 698,625,793.20 = 284,352,000.80 : x
  2. Step 2: Convert to fraction form
    465,750,528.80/698,625,793.20 = 284,352,000.80/x
  3. Step 3: Cross multiply
    465,750,528.80x = 698,625,793.20 × 284,352,000.80
  4. Step 4: Simplify right side
    465,750,528.80x = 198,655,642,106,907,072
  5. Step 5: Solve for x
    x = 198,655,642,106,907,072/465,750,528.80
  6. Step 6: Final answer
    x = 426,528,001.20

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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.