Home / 171,909,657.60-257,864,486.40-117,490,099.20

Finding the Fourth Proportional to 171,909,657.60, 257,864,486.40 and 117,490,099.20

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Solution

The fourth proportional to 171,909,657.60, 257,864,486.40 and 117,490,099.20 is: 176,235,148.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,909,657.60 : 257,864,486.40 = 117,490,099.20 : x
  2. Step 2: Convert to fraction form
    171,909,657.60/257,864,486.40 = 117,490,099.20/x
  3. Step 3: Cross multiply
    171,909,657.60x = 257,864,486.40 × 117,490,099.20
  4. Step 4: Simplify right side
    171,909,657.60x = 30,296,524,087,293,052
  5. Step 5: Solve for x
    x = 30,296,524,087,293,052/171,909,657.60
  6. Step 6: Final answer
    x = 176,235,148.80

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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.