Home / 119,612,186.63-165,064,883.76-64,608,043.13

Finding the Fourth Proportional to 119,612,186.63, 165,064,883.76 and 64,608,043.13

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Solution

The fourth proportional to 119,612,186.63, 165,064,883.76 and 64,608,043.13 is: 89,159,135.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,612,186.63 : 165,064,883.76 = 64,608,043.13 : x
  2. Step 2: Convert to fraction form
    119,612,186.63/165,064,883.76 = 64,608,043.13/x
  3. Step 3: Cross multiply
    119,612,186.63x = 165,064,883.76 × 64,608,043.13
  4. Step 4: Simplify right side
    119,612,186.63x = 10,664,519,129,214,516
  5. Step 5: Solve for x
    x = 10,664,519,129,214,516/119,612,186.63
  6. Step 6: Final answer
    x = 89,159,135.28

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.