Home / 1,129,113,659.42-1,693,088,954.88-506,795,393.44

Finding the Fourth Proportional to 1,129,113,659.42, 1,693,088,954.88 and 506,795,393.44

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Solution

The fourth proportional to 1,129,113,659.42, 1,693,088,954.88 and 506,795,393.44 is: 759,932,072.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,129,113,659.42 : 1,693,088,954.88 = 506,795,393.44 : x
  2. Step 2: Convert to fraction form
    1,129,113,659.42/1,693,088,954.88 = 506,795,393.44/x
  3. Step 3: Cross multiply
    1,129,113,659.42x = 1,693,088,954.88 × 506,795,393.44
  4. Step 4: Simplify right side
    1,129,113,659.42x = 858,049,683,011,220,224
  5. Step 5: Solve for x
    x = 858,049,683,011,220,224/1,129,113,659.42
  6. Step 6: Final answer
    x = 759,932,072.26

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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.