Home / 696,902,487.30-1,045,349,080.72-282,373,192.88

Finding the Fourth Proportional to 696,902,487.30, 1,045,349,080.72 and 282,373,192.88

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Solution

The fourth proportional to 696,902,487.30, 1,045,349,080.72 and 282,373,192.88 is: 423,557,905.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,902,487.30 : 1,045,349,080.72 = 282,373,192.88 : x
  2. Step 2: Convert to fraction form
    696,902,487.30/1,045,349,080.72 = 282,373,192.88/x
  3. Step 3: Cross multiply
    696,902,487.30x = 1,045,349,080.72 × 282,373,192.88
  4. Step 4: Simplify right side
    696,902,487.30x = 295,178,557,597,079,232
  5. Step 5: Solve for x
    x = 295,178,557,597,079,232/696,902,487.30
  6. Step 6: Final answer
    x = 423,557,905.12

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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.