Home / 113,876,009.60-170,814,014.40-108,585,219.20

Finding the Fourth Proportional to 113,876,009.60, 170,814,014.40 and 108,585,219.20

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Solution

The fourth proportional to 113,876,009.60, 170,814,014.40 and 108,585,219.20 is: 162,877,828.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,876,009.60 : 170,814,014.40 = 108,585,219.20 : x
  2. Step 2: Convert to fraction form
    113,876,009.60/170,814,014.40 = 108,585,219.20/x
  3. Step 3: Cross multiply
    113,876,009.60x = 170,814,014.40 × 108,585,219.20
  4. Step 4: Simplify right side
    113,876,009.60x = 18,547,877,196,055,956
  5. Step 5: Solve for x
    x = 18,547,877,196,055,956/113,876,009.60
  6. Step 6: Final answer
    x = 162,877,828.80

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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.