Home / 204,721,170,980.08-307,123,638,836.58-70,398,216,484.92

Finding the Fourth Proportional to 204,721,170,980.08, 307,123,638,836.58 and 70,398,216,484.92

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Solution

The fourth proportional to 204,721,170,980.08, 307,123,638,836.58 and 70,398,216,484.92 is: 105,611,726,969.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,721,170,980.08 : 307,123,638,836.58 = 70,398,216,484.92 : x
  2. Step 2: Convert to fraction form
    204,721,170,980.08/307,123,638,836.58 = 70,398,216,484.92/x
  3. Step 3: Cross multiply
    204,721,170,980.08x = 307,123,638,836.58 × 70,398,216,484.92
  4. Step 4: Simplify right side
    204,721,170,980.08x = 21,620,956,414,453,944,942,592
  5. Step 5: Solve for x
    x = 21,620,956,414,453,944,942,592/204,721,170,980.08
  6. Step 6: Final answer
    x = 105,611,726,969.64

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1.5x scale

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.