Home / 185,912,181.60-278,868,272.40-83,875,509.60

Finding the Fourth Proportional to 185,912,181.60, 278,868,272.40 and 83,875,509.60

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Solution

The fourth proportional to 185,912,181.60, 278,868,272.40 and 83,875,509.60 is: 125,813,264.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,912,181.60 : 278,868,272.40 = 83,875,509.60 : x
  2. Step 2: Convert to fraction form
    185,912,181.60/278,868,272.40 = 83,875,509.60/x
  3. Step 3: Cross multiply
    185,912,181.60x = 278,868,272.40 × 83,875,509.60
  4. Step 4: Simplify right side
    185,912,181.60x = 23,390,218,458,821,612
  5. Step 5: Solve for x
    x = 23,390,218,458,821,612/185,912,181.60
  6. Step 6: Final answer
    x = 125,813,264.40

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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.