Home / 699,334,182.56-1,048,484,127.50-422,923,946.03

Finding the Fourth Proportional to 699,334,182.56, 1,048,484,127.50 and 422,923,946.03

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Solution

The fourth proportional to 699,334,182.56, 1,048,484,127.50 and 422,923,946.03 is: 634,073,173.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,334,182.56 : 1,048,484,127.50 = 422,923,946.03 : x
  2. Step 2: Convert to fraction form
    699,334,182.56/1,048,484,127.50 = 422,923,946.03/x
  3. Step 3: Cross multiply
    699,334,182.56x = 1,048,484,127.50 × 422,923,946.03
  4. Step 4: Simplify right side
    699,334,182.56x = 443,429,044,544,764,544
  5. Step 5: Solve for x
    x = 443,429,044,544,764,544/699,334,182.56
  6. Step 6: Final answer
    x = 634,073,173.61

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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.