Home / 575,202,123.41-862,839,506.73-243,147,215.30

Finding the Fourth Proportional to 575,202,123.41, 862,839,506.73 and 243,147,215.30

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Solution

The fourth proportional to 575,202,123.41, 862,839,506.73 and 243,147,215.30 is: 364,736,176.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,202,123.41 : 862,839,506.73 = 243,147,215.30 : x
  2. Step 2: Convert to fraction form
    575,202,123.41/862,839,506.73 = 243,147,215.30/x
  3. Step 3: Cross multiply
    575,202,123.41x = 862,839,506.73 × 243,147,215.30
  4. Step 4: Simplify right side
    575,202,123.41x = 209,797,023,312,225,120
  5. Step 5: Solve for x
    x = 209,797,023,312,225,120/575,202,123.41
  6. Step 6: Final answer
    x = 364,736,176.68

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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.