Home / 166,892,931,198.28-250,442,366,177.74-77,339,232,339.40

Finding the Fourth Proportional to 166,892,931,198.28, 250,442,366,177.74 and 77,339,232,339.40

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Solution

The fourth proportional to 166,892,931,198.28, 250,442,366,177.74 and 77,339,232,339.40 is: 116,056,565,166.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,892,931,198.28 : 250,442,366,177.74 = 77,339,232,339.40 : x
  2. Step 2: Convert to fraction form
    166,892,931,198.28/250,442,366,177.74 = 77,339,232,339.40/x
  3. Step 3: Cross multiply
    166,892,931,198.28x = 250,442,366,177.74 × 77,339,232,339.40
  4. Step 4: Simplify right side
    166,892,931,198.28x = 19,369,020,345,449,323,692,032
  5. Step 5: Solve for x
    x = 19,369,020,345,449,323,692,032/166,892,931,198.28
  6. Step 6: Final answer
    x = 116,056,565,166.55

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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.