Home / 116,644,520.80-174,966,781.20-39,942,056.80

Finding the Fourth Proportional to 116,644,520.80, 174,966,781.20 and 39,942,056.80

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Solution

The fourth proportional to 116,644,520.80, 174,966,781.20 and 39,942,056.80 is: 59,913,085.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,644,520.80 : 174,966,781.20 = 39,942,056.80 : x
  2. Step 2: Convert to fraction form
    116,644,520.80/174,966,781.20 = 39,942,056.80/x
  3. Step 3: Cross multiply
    116,644,520.80x = 174,966,781.20 × 39,942,056.80
  4. Step 4: Simplify right side
    116,644,520.80x = 6,988,533,112,803,571
  5. Step 5: Solve for x
    x = 6,988,533,112,803,571/116,644,520.80
  6. Step 6: Final answer
    x = 59,913,085.20

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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.