Home / 117,500,173,602.87-162,150,788,683.30-66,753,900,851.61

Finding the Fourth Proportional to 117,500,173,602.87, 162,150,788,683.30 and 66,753,900,851.61

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Solution

The fourth proportional to 117,500,173,602.87, 162,150,788,683.30 and 66,753,900,851.61 is: 92,120,695,134.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,500,173,602.87 : 162,150,788,683.30 = 66,753,900,851.61 : x
  2. Step 2: Convert to fraction form
    117,500,173,602.87/162,150,788,683.30 = 66,753,900,851.61/x
  3. Step 3: Cross multiply
    117,500,173,602.87x = 162,150,788,683.30 × 66,753,900,851.61
  4. Step 4: Simplify right side
    117,500,173,602.87x = 10,824,197,670,775,371,595,776
  5. Step 5: Solve for x
    x = 10,824,197,670,775,371,595,776/117,500,173,602.87
  6. Step 6: Final answer
    x = 92,120,695,134.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.