Home / 1,029,841,007.30-1,543,567,117.35-416,022,229.70

Finding the Fourth Proportional to 1,029,841,007.30, 1,543,567,117.35 and 416,022,229.70

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Solution

The fourth proportional to 1,029,841,007.30, 1,543,567,117.35 and 416,022,229.70 is: 623,550,848.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,029,841,007.30 : 1,543,567,117.35 = 416,022,229.70 : x
  2. Step 2: Convert to fraction form
    1,029,841,007.30/1,543,567,117.35 = 416,022,229.70/x
  3. Step 3: Cross multiply
    1,029,841,007.30x = 1,543,567,117.35 × 416,022,229.70
  4. Step 4: Simplify right side
    1,029,841,007.30x = 642,158,233,851,548,544
  5. Step 5: Solve for x
    x = 642,158,233,851,548,544/1,029,841,007.30
  6. Step 6: Final answer
    x = 623,550,848.43

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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.