Home / 186,119,609.20-279,179,413.80-104,490,271.60

Finding the Fourth Proportional to 186,119,609.20, 279,179,413.80 and 104,490,271.60

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Solution

The fourth proportional to 186,119,609.20, 279,179,413.80 and 104,490,271.60 is: 156,735,407.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,119,609.20 : 279,179,413.80 = 104,490,271.60 : x
  2. Step 2: Convert to fraction form
    186,119,609.20/279,179,413.80 = 104,490,271.60/x
  3. Step 3: Cross multiply
    186,119,609.20x = 279,179,413.80 × 104,490,271.60
  4. Step 4: Simplify right side
    186,119,609.20x = 29,171,532,773,090,788
  5. Step 5: Solve for x
    x = 29,171,532,773,090,788/186,119,609.20
  6. Step 6: Final answer
    x = 156,735,407.40

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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.