Home / 110,718,386.40-166,077,579.60-49,307,426.40

Finding the Fourth Proportional to 110,718,386.40, 166,077,579.60 and 49,307,426.40

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Solution

The fourth proportional to 110,718,386.40, 166,077,579.60 and 49,307,426.40 is: 73,961,139.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,718,386.40 : 166,077,579.60 = 49,307,426.40 : x
  2. Step 2: Convert to fraction form
    110,718,386.40/166,077,579.60 = 49,307,426.40/x
  3. Step 3: Cross multiply
    110,718,386.40x = 166,077,579.60 × 49,307,426.40
  4. Step 4: Simplify right side
    110,718,386.40x = 8,188,858,032,817,141
  5. Step 5: Solve for x
    x = 8,188,858,032,817,141/110,718,386.40
  6. Step 6: Final answer
    x = 73,961,139.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.