Home / 854,016,491.53-1,281,080,946.35-223,763,981.74

Finding the Fourth Proportional to 854,016,491.53, 1,281,080,946.35 and 223,763,981.74

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Solution

The fourth proportional to 854,016,491.53, 1,281,080,946.35 and 223,763,981.74 is: 335,660,700.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,016,491.53 : 1,281,080,946.35 = 223,763,981.74 : x
  2. Step 2: Convert to fraction form
    854,016,491.53/1,281,080,946.35 = 223,763,981.74/x
  3. Step 3: Cross multiply
    854,016,491.53x = 1,281,080,946.35 × 223,763,981.74
  4. Step 4: Simplify right side
    854,016,491.53x = 286,659,773,491,092,512
  5. Step 5: Solve for x
    x = 286,659,773,491,092,512/854,016,491.53
  6. Step 6: Final answer
    x = 335,660,700.16

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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.