Home / 1,512,432,002.80-2,268,648,004.20-363,574,658.80

Finding the Fourth Proportional to 1,512,432,002.80, 2,268,648,004.20 and 363,574,658.80

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Solution

The fourth proportional to 1,512,432,002.80, 2,268,648,004.20 and 363,574,658.80 is: 545,361,988.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,512,432,002.80 : 2,268,648,004.20 = 363,574,658.80 : x
  2. Step 2: Convert to fraction form
    1,512,432,002.80/2,268,648,004.20 = 363,574,658.80/x
  3. Step 3: Cross multiply
    1,512,432,002.80x = 2,268,648,004.20 × 363,574,658.80
  4. Step 4: Simplify right side
    1,512,432,002.80x = 824,822,924,064,315,904
  5. Step 5: Solve for x
    x = 824,822,924,064,315,904/1,512,432,002.80
  6. Step 6: Final answer
    x = 545,361,988.20

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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.