Home / 8,439,584,742.49-12,660,541,244.93-4,899,993,141.56

Finding the Fourth Proportional to 8,439,584,742.49, 12,660,541,244.93 and 4,899,993,141.56

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Solution

The fourth proportional to 8,439,584,742.49, 12,660,541,244.93 and 4,899,993,141.56 is: 7,350,665,602.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,439,584,742.49 : 12,660,541,244.93 = 4,899,993,141.56 : x
  2. Step 2: Convert to fraction form
    8,439,584,742.49/12,660,541,244.93 = 4,899,993,141.56/x
  3. Step 3: Cross multiply
    8,439,584,742.49x = 12,660,541,244.93 × 4,899,993,141.56
  4. Step 4: Simplify right side
    8,439,584,742.49x = 62,036,565,268,543,520,768
  5. Step 5: Solve for x
    x = 62,036,565,268,543,520,768/8,439,584,742.49
  6. Step 6: Final answer
    x = 7,350,665,602.80

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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.