Home / 586,048,961.60-879,073,442.40-177,168,219.20

Finding the Fourth Proportional to 586,048,961.60, 879,073,442.40 and 177,168,219.20

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Solution

The fourth proportional to 586,048,961.60, 879,073,442.40 and 177,168,219.20 is: 265,752,328.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,048,961.60 : 879,073,442.40 = 177,168,219.20 : x
  2. Step 2: Convert to fraction form
    586,048,961.60/879,073,442.40 = 177,168,219.20/x
  3. Step 3: Cross multiply
    586,048,961.60x = 879,073,442.40 × 177,168,219.20
  4. Step 4: Simplify right side
    586,048,961.60x = 155,743,876,336,021,760
  5. Step 5: Solve for x
    x = 155,743,876,336,021,760/586,048,961.60
  6. Step 6: Final answer
    x = 265,752,328.80

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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.