Home / 86,831,657.10-119,827,922.58-47,675,970

Finding the Fourth Proportional to 86,831,657.10, 119,827,922.58 and 47,675,970

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Solution

The fourth proportional to 86,831,657.10, 119,827,922.58 and 47,675,970 is: 65,792,968.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,831,657.10 : 119,827,922.58 = 47,675,970 : x
  2. Step 2: Convert to fraction form
    86,831,657.10/119,827,922.58 = 47,675,970/x
  3. Step 3: Cross multiply
    86,831,657.10x = 119,827,922.58 × 47,675,970
  4. Step 4: Simplify right side
    86,831,657.10x = 5,712,912,442,086,403
  5. Step 5: Solve for x
    x = 5,712,912,442,086,403/86,831,657.10
  6. Step 6: Final answer
    x = 65,792,968.06

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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.