Home / 85,854,733.76-118,440,448.80-51,027,631.04

Finding the Fourth Proportional to 85,854,733.76, 118,440,448.80 and 51,027,631.04

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Solution

The fourth proportional to 85,854,733.76, 118,440,448.80 and 51,027,631.04 is: 70,394,901.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,854,733.76 : 118,440,448.80 = 51,027,631.04 : x
  2. Step 2: Convert to fraction form
    85,854,733.76/118,440,448.80 = 51,027,631.04/x
  3. Step 3: Cross multiply
    85,854,733.76x = 118,440,448.80 × 51,027,631.04
  4. Step 4: Simplify right side
    85,854,733.76x = 6,043,735,521,578,410
  5. Step 5: Solve for x
    x = 6,043,735,521,578,410/85,854,733.76
  6. Step 6: Final answer
    x = 70,394,901.44

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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.