Home / 466,342,931.40-699,756,491.86-190,196,739.96

Finding the Fourth Proportional to 466,342,931.40, 699,756,491.86 and 190,196,739.96

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Solution

The fourth proportional to 466,342,931.40, 699,756,491.86 and 190,196,739.96 is: 285,393,847.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,342,931.40 : 699,756,491.86 = 190,196,739.96 : x
  2. Step 2: Convert to fraction form
    466,342,931.40/699,756,491.86 = 190,196,739.96/x
  3. Step 3: Cross multiply
    466,342,931.40x = 699,756,491.86 × 190,196,739.96
  4. Step 4: Simplify right side
    466,342,931.40x = 133,091,403,517,618,288
  5. Step 5: Solve for x
    x = 133,091,403,517,618,288/466,342,931.40
  6. Step 6: Final answer
    x = 285,393,847.65

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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.