Home / 767,234,527.20-1,150,851,790.80-522,346,514.40

Finding the Fourth Proportional to 767,234,527.20, 1,150,851,790.80 and 522,346,514.40

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Solution

The fourth proportional to 767,234,527.20, 1,150,851,790.80 and 522,346,514.40 is: 783,519,771.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,234,527.20 : 1,150,851,790.80 = 522,346,514.40 : x
  2. Step 2: Convert to fraction form
    767,234,527.20/1,150,851,790.80 = 522,346,514.40/x
  3. Step 3: Cross multiply
    767,234,527.20x = 1,150,851,790.80 × 522,346,514.40
  4. Step 4: Simplify right side
    767,234,527.20x = 601,143,421,515,377,920
  5. Step 5: Solve for x
    x = 601,143,421,515,377,920/767,234,527.20
  6. Step 6: Final answer
    x = 783,519,771.60

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1.5x scale

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.