Home / 1,140,366,562.24-1,573,705,855.44-618,845,794.24

Finding the Fourth Proportional to 1,140,366,562.24, 1,573,705,855.44 and 618,845,794.24

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Solution

The fourth proportional to 1,140,366,562.24, 1,573,705,855.44 and 618,845,794.24 is: 854,007,195.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,366,562.24 : 1,573,705,855.44 = 618,845,794.24 : x
  2. Step 2: Convert to fraction form
    1,140,366,562.24/1,573,705,855.44 = 618,845,794.24/x
  3. Step 3: Cross multiply
    1,140,366,562.24x = 1,573,705,855.44 × 618,845,794.24
  4. Step 4: Simplify right side
    1,140,366,562.24x = 973,881,250,009,905,536
  5. Step 5: Solve for x
    x = 973,881,250,009,905,536/1,140,366,562.24
  6. Step 6: Final answer
    x = 854,007,195.81

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Double scale
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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.