Home / 186,749,420.80-280,166,121.60-57,363,001.60

Finding the Fourth Proportional to 186,749,420.80, 280,166,121.60 and 57,363,001.60

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Solution

The fourth proportional to 186,749,420.80, 280,166,121.60 and 57,363,001.60 is: 86,057,400.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,749,420.80 : 280,166,121.60 = 57,363,001.60 : x
  2. Step 2: Convert to fraction form
    186,749,420.80/280,166,121.60 = 57,363,001.60/x
  3. Step 3: Cross multiply
    186,749,420.80x = 280,166,121.60 × 57,363,001.60
  4. Step 4: Simplify right side
    186,749,420.80x = 16,071,169,681,606,596
  5. Step 5: Solve for x
    x = 16,071,169,681,606,596/186,749,420.80
  6. Step 6: Final answer
    x = 86,057,400.41

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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.