Home / 207,043,750.60-310,187,712.30-168,496,563.40

Finding the Fourth Proportional to 207,043,750.60, 310,187,712.30 and 168,496,563.40

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Solution

The fourth proportional to 207,043,750.60, 310,187,712.30 and 168,496,563.40 is: 252,437,291.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,043,750.60 : 310,187,712.30 = 168,496,563.40 : x
  2. Step 2: Convert to fraction form
    207,043,750.60/310,187,712.30 = 168,496,563.40/x
  3. Step 3: Cross multiply
    207,043,750.60x = 310,187,712.30 × 168,496,563.40
  4. Step 4: Simplify right side
    207,043,750.60x = 52,265,563,531,457,912
  5. Step 5: Solve for x
    x = 52,265,563,531,457,912/207,043,750.60
  6. Step 6: Final answer
    x = 252,437,291.06

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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.