Home / 186,376,165.53-257,199,887.91-102,742,460.66

Finding the Fourth Proportional to 186,376,165.53, 257,199,887.91 and 102,742,460.66

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Solution

The fourth proportional to 186,376,165.53, 257,199,887.91 and 102,742,460.66 is: 141,785,025.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,376,165.53 : 257,199,887.91 = 102,742,460.66 : x
  2. Step 2: Convert to fraction form
    186,376,165.53/257,199,887.91 = 102,742,460.66/x
  3. Step 3: Cross multiply
    186,376,165.53x = 257,199,887.91 × 102,742,460.66
  4. Step 4: Simplify right side
    186,376,165.53x = 26,425,349,365,349,584
  5. Step 5: Solve for x
    x = 26,425,349,365,349,584/186,376,165.53
  6. Step 6: Final answer
    x = 141,785,025.41

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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.