Home / 554,945,955.32-831,897,530.24-186,222,317.26

Finding the Fourth Proportional to 554,945,955.32, 831,897,530.24 and 186,222,317.26

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Solution

The fourth proportional to 554,945,955.32, 831,897,530.24 and 186,222,317.26 is: 279,158,509.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,945,955.32 : 831,897,530.24 = 186,222,317.26 : x
  2. Step 2: Convert to fraction form
    554,945,955.32/831,897,530.24 = 186,222,317.26/x
  3. Step 3: Cross multiply
    554,945,955.32x = 831,897,530.24 × 186,222,317.26
  4. Step 4: Simplify right side
    554,945,955.32x = 154,917,885,804,163,712
  5. Step 5: Solve for x
    x = 154,917,885,804,163,712/554,945,955.32
  6. Step 6: Final answer
    x = 279,158,509.62

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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.