Home / 265,429,128.69-397,867,463.63-148,673,312.46

Finding the Fourth Proportional to 265,429,128.69, 397,867,463.63 and 148,673,312.46

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Solution

The fourth proportional to 265,429,128.69, 397,867,463.63 and 148,673,312.46 is: 222,855,245.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,429,128.69 : 397,867,463.63 = 148,673,312.46 : x
  2. Step 2: Convert to fraction form
    265,429,128.69/397,867,463.63 = 148,673,312.46/x
  3. Step 3: Cross multiply
    265,429,128.69x = 397,867,463.63 × 148,673,312.46
  4. Step 4: Simplify right side
    265,429,128.69x = 59,152,273,737,744,840
  5. Step 5: Solve for x
    x = 59,152,273,737,744,840/265,429,128.69
  6. Step 6: Final answer
    x = 222,855,245.88

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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.