Home / 545,751,036.90-818,626,555.35-503,660,909.70

Finding the Fourth Proportional to 545,751,036.90, 818,626,555.35 and 503,660,909.70

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Solution

The fourth proportional to 545,751,036.90, 818,626,555.35 and 503,660,909.70 is: 755,491,364.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,751,036.90 : 818,626,555.35 = 503,660,909.70 : x
  2. Step 2: Convert to fraction form
    545,751,036.90/818,626,555.35 = 503,660,909.70/x
  3. Step 3: Cross multiply
    545,751,036.90x = 818,626,555.35 × 503,660,909.70
  4. Step 4: Simplify right side
    545,751,036.90x = 412,310,195,572,158,400
  5. Step 5: Solve for x
    x = 412,310,195,572,158,400/545,751,036.90
  6. Step 6: Final answer
    x = 755,491,364.55

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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.