Home / 86,201,838.41-118,956,877.05-47,043,895.39

Finding the Fourth Proportional to 86,201,838.41, 118,956,877.05 and 47,043,895.39

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Solution

The fourth proportional to 86,201,838.41, 118,956,877.05 and 47,043,895.39 is: 64,919,669.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,201,838.41 : 118,956,877.05 = 47,043,895.39 : x
  2. Step 2: Convert to fraction form
    86,201,838.41/118,956,877.05 = 47,043,895.39/x
  3. Step 3: Cross multiply
    86,201,838.41x = 118,956,877.05 × 47,043,895.39
  4. Step 4: Simplify right side
    86,201,838.41x = 5,596,194,880,179,769
  5. Step 5: Solve for x
    x = 5,596,194,880,179,769/86,201,838.41
  6. Step 6: Final answer
    x = 64,919,669.73

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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.