Home / 282,831,563-390,086,441.64-183,744,236.36

Finding the Fourth Proportional to 282,831,563, 390,086,441.64 and 183,744,236.36

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Solution

The fourth proportional to 282,831,563, 390,086,441.64 and 183,744,236.36 is: 253,423,396.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,831,563 : 390,086,441.64 = 183,744,236.36 : x
  2. Step 2: Convert to fraction form
    282,831,563/390,086,441.64 = 183,744,236.36/x
  3. Step 3: Cross multiply
    282,831,563x = 390,086,441.64 × 183,744,236.36
  4. Step 4: Simplify right side
    282,831,563x = 71,676,135,333,531,512
  5. Step 5: Solve for x
    x = 71,676,135,333,531,512/282,831,563
  6. Step 6: Final answer
    x = 253,423,396.50

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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.