Home / 422,597,130.42-583,096,709.97-243,977,923.53

Finding the Fourth Proportional to 422,597,130.42, 583,096,709.97 and 243,977,923.53

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Solution

The fourth proportional to 422,597,130.42, 583,096,709.97 and 243,977,923.53 is: 336,639,116.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,597,130.42 : 583,096,709.97 = 243,977,923.53 : x
  2. Step 2: Convert to fraction form
    422,597,130.42/583,096,709.97 = 243,977,923.53/x
  3. Step 3: Cross multiply
    422,597,130.42x = 583,096,709.97 × 243,977,923.53
  4. Step 4: Simplify right side
    422,597,130.42x = 142,262,724,515,655,264
  5. Step 5: Solve for x
    x = 142,262,724,515,655,264/422,597,130.42
  6. Step 6: Final answer
    x = 336,639,116.25

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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.