Home / 86,301,977.13-119,100,348.95-49,632,577.29

Finding the Fourth Proportional to 86,301,977.13, 119,100,348.95 and 49,632,577.29

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Solution

The fourth proportional to 86,301,977.13, 119,100,348.95 and 49,632,577.29 is: 68,495,038.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,301,977.13 : 119,100,348.95 = 49,632,577.29 : x
  2. Step 2: Convert to fraction form
    86,301,977.13/119,100,348.95 = 49,632,577.29/x
  3. Step 3: Cross multiply
    86,301,977.13x = 119,100,348.95 × 49,632,577.29
  4. Step 4: Simplify right side
    86,301,977.13x = 5,911,257,274,278,682
  5. Step 5: Solve for x
    x = 5,911,257,274,278,682/86,301,977.13
  6. Step 6: Final answer
    x = 68,495,038.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.