Home / 207,043,743.60-310,187,701.80-168,496,556.40

Finding the Fourth Proportional to 207,043,743.60, 310,187,701.80 and 168,496,556.40

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Solution

The fourth proportional to 207,043,743.60, 310,187,701.80 and 168,496,556.40 is: 252,437,280.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,043,743.60 : 310,187,701.80 = 168,496,556.40 : x
  2. Step 2: Convert to fraction form
    207,043,743.60/310,187,701.80 = 168,496,556.40/x
  3. Step 3: Cross multiply
    207,043,743.60x = 310,187,701.80 × 168,496,556.40
  4. Step 4: Simplify right side
    207,043,743.60x = 52,265,559,590,930,088
  5. Step 5: Solve for x
    x = 52,265,559,590,930,088/207,043,743.60
  6. Step 6: Final answer
    x = 252,437,280.56

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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.