Home / 28,835,271,755.92-43,265,337,346.12-15,567,895,815.22

Finding the Fourth Proportional to 28,835,271,755.92, 43,265,337,346.12 and 15,567,895,815.22

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Solution

The fourth proportional to 28,835,271,755.92, 43,265,337,346.12 and 15,567,895,815.22 is: 23,358,554,409.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,835,271,755.92 : 43,265,337,346.12 = 15,567,895,815.22 : x
  2. Step 2: Convert to fraction form
    28,835,271,755.92/43,265,337,346.12 = 15,567,895,815.22/x
  3. Step 3: Cross multiply
    28,835,271,755.92x = 43,265,337,346.12 × 15,567,895,815.22
  4. Step 4: Simplify right side
    28,835,271,755.92x = 673,550,264,214,743,154,688
  5. Step 5: Solve for x
    x = 673,550,264,214,743,154,688/28,835,271,755.92
  6. Step 6: Final answer
    x = 23,358,554,409.20

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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.