Home / 186,185,094.96-257,097,902.40-116,689,933.20

Finding the Fourth Proportional to 186,185,094.96, 257,097,902.40 and 116,689,933.20

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Solution

The fourth proportional to 186,185,094.96, 257,097,902.40 and 116,689,933.20 is: 161,133,935.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,185,094.96 : 257,097,902.40 = 116,689,933.20 : x
  2. Step 2: Convert to fraction form
    186,185,094.96/257,097,902.40 = 116,689,933.20/x
  3. Step 3: Cross multiply
    186,185,094.96x = 257,097,902.40 × 116,689,933.20
  4. Step 4: Simplify right side
    186,185,094.96x = 30,000,737,056,916,120
  5. Step 5: Solve for x
    x = 30,000,737,056,916,120/186,185,094.96
  6. Step 6: Final answer
    x = 161,133,935.36

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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.