Home / 99,547,881.60-149,321,822.40-58,733,212.80

Finding the Fourth Proportional to 99,547,881.60, 149,321,822.40 and 58,733,212.80

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Solution

The fourth proportional to 99,547,881.60, 149,321,822.40 and 58,733,212.80 is: 88,099,819.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,547,881.60 : 149,321,822.40 = 58,733,212.80 : x
  2. Step 2: Convert to fraction form
    99,547,881.60/149,321,822.40 = 58,733,212.80/x
  3. Step 3: Cross multiply
    99,547,881.60x = 149,321,822.40 × 58,733,212.80
  4. Step 4: Simplify right side
    99,547,881.60x = 8,770,150,370,703,007
  5. Step 5: Solve for x
    x = 8,770,150,370,703,007/99,547,881.60
  6. Step 6: Final answer
    x = 88,099,819.20

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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.