Home / 104,661,742.90-156,768,665.55-93,315,003.70

Finding the Fourth Proportional to 104,661,742.90, 156,768,665.55 and 93,315,003.70

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Solution

The fourth proportional to 104,661,742.90, 156,768,665.55 and 93,315,003.70 is: 139,772,835.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,661,742.90 : 156,768,665.55 = 93,315,003.70 : x
  2. Step 2: Convert to fraction form
    104,661,742.90/156,768,665.55 = 93,315,003.70/x
  3. Step 3: Cross multiply
    104,661,742.90x = 156,768,665.55 × 93,315,003.70
  4. Step 4: Simplify right side
    104,661,742.90x = 14,628,868,605,842,314
  5. Step 5: Solve for x
    x = 14,628,868,605,842,314/104,661,742.90
  6. Step 6: Final answer
    x = 139,772,835.81

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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.