Home / 287,265,166.10-430,958,274.42-93,161,446.18

Finding the Fourth Proportional to 287,265,166.10, 430,958,274.42 and 93,161,446.18

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Solution

The fourth proportional to 287,265,166.10, 430,958,274.42 and 93,161,446.18 is: 139,761,797.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    287,265,166.10 : 430,958,274.42 = 93,161,446.18 : x
  2. Step 2: Convert to fraction form
    287,265,166.10/430,958,274.42 = 93,161,446.18/x
  3. Step 3: Cross multiply
    287,265,166.10x = 430,958,274.42 × 93,161,446.18
  4. Step 4: Simplify right side
    287,265,166.10x = 40,148,696,087,476,456
  5. Step 5: Solve for x
    x = 40,148,696,087,476,456/287,265,166.10
  6. Step 6: Final answer
    x = 139,761,797.90

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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.