Home / 93,623,776.80-140,246,708.40-53,187,021.60

Finding the Fourth Proportional to 93,623,776.80, 140,246,708.40 and 53,187,021.60

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Solution

The fourth proportional to 93,623,776.80, 140,246,708.40 and 53,187,021.60 is: 79,673,187.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,623,776.80 : 140,246,708.40 = 53,187,021.60 : x
  2. Step 2: Convert to fraction form
    93,623,776.80/140,246,708.40 = 53,187,021.60/x
  3. Step 3: Cross multiply
    93,623,776.80x = 140,246,708.40 × 53,187,021.60
  4. Step 4: Simplify right side
    93,623,776.80x = 7,459,304,708,999,702
  5. Step 5: Solve for x
    x = 7,459,304,708,999,702/93,623,776.80
  6. Step 6: Final answer
    x = 79,673,187.35

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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.