Home / 186,749,419.80-280,166,120.10-57,363,000.60

Finding the Fourth Proportional to 186,749,419.80, 280,166,120.10 and 57,363,000.60

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Solution

The fourth proportional to 186,749,419.80, 280,166,120.10 and 57,363,000.60 is: 86,057,398.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,749,419.80 : 280,166,120.10 = 57,363,000.60 : x
  2. Step 2: Convert to fraction form
    186,749,419.80/280,166,120.10 = 57,363,000.60/x
  3. Step 3: Cross multiply
    186,749,419.80x = 280,166,120.10 × 57,363,000.60
  4. Step 4: Simplify right side
    186,749,419.80x = 16,071,169,315,395,974
  5. Step 5: Solve for x
    x = 16,071,169,315,395,974/186,749,419.80
  6. Step 6: Final answer
    x = 86,057,398.91

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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.