Home / 93,535,523.60-140,228,635.80-39,638,512.40

Finding the Fourth Proportional to 93,535,523.60, 140,228,635.80 and 39,638,512.40

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Solution

The fourth proportional to 93,535,523.60, 140,228,635.80 and 39,638,512.40 is: 59,426,133.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,535,523.60 : 140,228,635.80 = 39,638,512.40 : x
  2. Step 2: Convert to fraction form
    93,535,523.60/140,228,635.80 = 39,638,512.40/x
  3. Step 3: Cross multiply
    93,535,523.60x = 140,228,635.80 × 39,638,512.40
  4. Step 4: Simplify right side
    93,535,523.60x = 5,558,454,518,993,384
  5. Step 5: Solve for x
    x = 5,558,454,518,993,384/93,535,523.60
  6. Step 6: Final answer
    x = 59,426,133.57

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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.