Home / 581,762,080.80-872,643,121.20-364,083,847.20

Finding the Fourth Proportional to 581,762,080.80, 872,643,121.20 and 364,083,847.20

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Solution

The fourth proportional to 581,762,080.80, 872,643,121.20 and 364,083,847.20 is: 546,125,770.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,762,080.80 : 872,643,121.20 = 364,083,847.20 : x
  2. Step 2: Convert to fraction form
    581,762,080.80/872,643,121.20 = 364,083,847.20/x
  3. Step 3: Cross multiply
    581,762,080.80x = 872,643,121.20 × 364,083,847.20
  4. Step 4: Simplify right side
    581,762,080.80x = 317,715,264,799,111,872
  5. Step 5: Solve for x
    x = 317,715,264,799,111,872/581,762,080.80
  6. Step 6: Final answer
    x = 546,125,770.80

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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.