Home / 847,395,004.80-1,271,092,507.20-301,939,708.80

Finding the Fourth Proportional to 847,395,004.80, 1,271,092,507.20 and 301,939,708.80

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Solution

The fourth proportional to 847,395,004.80, 1,271,092,507.20 and 301,939,708.80 is: 452,909,563.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,395,004.80 : 1,271,092,507.20 = 301,939,708.80 : x
  2. Step 2: Convert to fraction form
    847,395,004.80/1,271,092,507.20 = 301,939,708.80/x
  3. Step 3: Cross multiply
    847,395,004.80x = 1,271,092,507.20 × 301,939,708.80
  4. Step 4: Simplify right side
    847,395,004.80x = 383,793,301,481,829,952
  5. Step 5: Solve for x
    x = 383,793,301,481,829,952/847,395,004.80
  6. Step 6: Final answer
    x = 452,909,563.20

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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.