Home / 178,123,513.30-249,731,236.70-178,123,513.30

Finding the Fourth Proportional to 178,123,513.30, 249,731,236.70 and 178,123,513.30

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Solution

The fourth proportional to 178,123,513.30, 249,731,236.70 and 178,123,513.30 is: 249,731,236.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,123,513.30 : 249,731,236.70 = 178,123,513.30 : x
  2. Step 2: Convert to fraction form
    178,123,513.30/249,731,236.70 = 178,123,513.30/x
  3. Step 3: Cross multiply
    178,123,513.30x = 249,731,236.70 × 178,123,513.30
  4. Step 4: Simplify right side
    178,123,513.30x = 44,483,005,261,757,896
  5. Step 5: Solve for x
    x = 44,483,005,261,757,896/178,123,513.30
  6. Step 6: Final answer
    x = 249,731,236.70

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.