Home / 86,831,650.37-119,827,913.27-47,675,963.23

Finding the Fourth Proportional to 86,831,650.37, 119,827,913.27 and 47,675,963.23

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Solution

The fourth proportional to 86,831,650.37, 119,827,913.27 and 47,675,963.23 is: 65,792,958.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,831,650.37 : 119,827,913.27 = 47,675,963.23 : x
  2. Step 2: Convert to fraction form
    86,831,650.37/119,827,913.27 = 47,675,963.23/x
  3. Step 3: Cross multiply
    86,831,650.37x = 119,827,913.27 × 47,675,963.23
  4. Step 4: Simplify right side
    86,831,650.37x = 5,712,911,186,450,199
  5. Step 5: Solve for x
    x = 5,712,911,186,450,199/86,831,650.37
  6. Step 6: Final answer
    x = 65,792,958.70

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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.