Home / 186,376,168.54-257,199,892.06-102,742,463.66

Finding the Fourth Proportional to 186,376,168.54, 257,199,892.06 and 102,742,463.66

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Solution

The fourth proportional to 186,376,168.54, 257,199,892.06 and 102,742,463.66 is: 141,785,029.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,376,168.54 : 257,199,892.06 = 102,742,463.66 : x
  2. Step 2: Convert to fraction form
    186,376,168.54/257,199,892.06 = 102,742,463.66/x
  3. Step 3: Cross multiply
    186,376,168.54x = 257,199,892.06 × 102,742,463.66
  4. Step 4: Simplify right side
    186,376,168.54x = 26,425,350,563,330,472
  5. Step 5: Solve for x
    x = 26,425,350,563,330,472/186,376,168.54
  6. Step 6: Final answer
    x = 141,785,029.55

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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.