Home / 87,520,056.78-131,302,783.50-46,545,802.59

Finding the Fourth Proportional to 87,520,056.78, 131,302,783.50 and 46,545,802.59

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Solution

The fourth proportional to 87,520,056.78, 131,302,783.50 and 46,545,802.59 is: 69,830,775.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,520,056.78 : 131,302,783.50 = 46,545,802.59 : x
  2. Step 2: Convert to fraction form
    87,520,056.78/131,302,783.50 = 46,545,802.59/x
  3. Step 3: Cross multiply
    87,520,056.78x = 131,302,783.50 × 46,545,802.59
  4. Step 4: Simplify right side
    87,520,056.78x = 6,111,593,440,133,963
  5. Step 5: Solve for x
    x = 6,111,593,440,133,963/87,520,056.78
  6. Step 6: Final answer
    x = 69,830,775.54

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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.