Home / 468,099,010.80-702,148,516.20-238,516,498.80

Finding the Fourth Proportional to 468,099,010.80, 702,148,516.20 and 238,516,498.80

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Solution

The fourth proportional to 468,099,010.80, 702,148,516.20 and 238,516,498.80 is: 357,774,748.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,099,010.80 : 702,148,516.20 = 238,516,498.80 : x
  2. Step 2: Convert to fraction form
    468,099,010.80/702,148,516.20 = 238,516,498.80/x
  3. Step 3: Cross multiply
    468,099,010.80x = 702,148,516.20 × 238,516,498.80
  4. Step 4: Simplify right side
    468,099,010.80x = 167,474,005,721,639,104
  5. Step 5: Solve for x
    x = 167,474,005,721,639,104/468,099,010.80
  6. Step 6: Final answer
    x = 357,774,748.20

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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.