Home / 1,094,674,121.20-1,639,721,927.40-512,904,905.20

Finding the Fourth Proportional to 1,094,674,121.20, 1,639,721,927.40 and 512,904,905.20

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Solution

The fourth proportional to 1,094,674,121.20, 1,639,721,927.40 and 512,904,905.20 is: 768,284,737.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,094,674,121.20 : 1,639,721,927.40 = 512,904,905.20 : x
  2. Step 2: Convert to fraction form
    1,094,674,121.20/1,639,721,927.40 = 512,904,905.20/x
  3. Step 3: Cross multiply
    1,094,674,121.20x = 1,639,721,927.40 × 512,904,905.20
  4. Step 4: Simplify right side
    1,094,674,121.20x = 841,021,419,727,458,304
  5. Step 5: Solve for x
    x = 841,021,419,727,458,304/1,094,674,121.20
  6. Step 6: Final answer
    x = 768,284,737.38

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Double scale
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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.