Home / 93,534,879.60-140,227,669.80-39,637,868.40

Finding the Fourth Proportional to 93,534,879.60, 140,227,669.80 and 39,637,868.40

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Solution

The fourth proportional to 93,534,879.60, 140,227,669.80 and 39,637,868.40 is: 59,425,167.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,534,879.60 : 140,227,669.80 = 39,637,868.40 : x
  2. Step 2: Convert to fraction form
    93,534,879.60/140,227,669.80 = 39,637,868.40/x
  3. Step 3: Cross multiply
    93,534,879.60x = 140,227,669.80 × 39,637,868.40
  4. Step 4: Simplify right side
    93,534,879.60x = 5,558,325,921,571,055
  5. Step 5: Solve for x
    x = 5,558,325,921,571,055/93,534,879.60
  6. Step 6: Final answer
    x = 59,425,167.87

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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.