Home / 1,014,186,805.56-1,400,890,663.67-838,683,729.72

Finding the Fourth Proportional to 1,014,186,805.56, 1,400,890,663.67 and 838,683,729.72

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Solution

The fourth proportional to 1,014,186,805.56, 1,400,890,663.67 and 838,683,729.72 is: 1,158,469,229.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,186,805.56 : 1,400,890,663.67 = 838,683,729.72 : x
  2. Step 2: Convert to fraction form
    1,014,186,805.56/1,400,890,663.67 = 838,683,729.72/x
  3. Step 3: Cross multiply
    1,014,186,805.56x = 1,400,890,663.67 × 838,683,729.72
  4. Step 4: Simplify right side
    1,014,186,805.56x = 1,174,904,206,732,488,192
  5. Step 5: Solve for x
    x = 1,174,904,206,732,488,192/1,014,186,805.56
  6. Step 6: Final answer
    x = 1,158,469,229.03

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.