Home / 177,186,187.60-265,779,281.40-163,156,145.20

Finding the Fourth Proportional to 177,186,187.60, 265,779,281.40 and 163,156,145.20

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Solution

The fourth proportional to 177,186,187.60, 265,779,281.40 and 163,156,145.20 is: 244,734,217.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,186,187.60 : 265,779,281.40 = 163,156,145.20 : x
  2. Step 2: Convert to fraction form
    177,186,187.60/265,779,281.40 = 163,156,145.20/x
  3. Step 3: Cross multiply
    177,186,187.60x = 265,779,281.40 × 163,156,145.20
  4. Step 4: Simplify right side
    177,186,187.60x = 43,363,523,027,250,056
  5. Step 5: Solve for x
    x = 43,363,523,027,250,056/177,186,187.60
  6. Step 6: Final answer
    x = 244,734,217.80

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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.