Home / 87,216,415.80-130,824,623.70-60,006,636.60

Finding the Fourth Proportional to 87,216,415.80, 130,824,623.70 and 60,006,636.60

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Solution

The fourth proportional to 87,216,415.80, 130,824,623.70 and 60,006,636.60 is: 90,009,954.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,216,415.80 : 130,824,623.70 = 60,006,636.60 : x
  2. Step 2: Convert to fraction form
    87,216,415.80/130,824,623.70 = 60,006,636.60/x
  3. Step 3: Cross multiply
    87,216,415.80x = 130,824,623.70 × 60,006,636.60
  4. Step 4: Simplify right side
    87,216,415.80x = 7,850,345,652,697,648
  5. Step 5: Solve for x
    x = 7,850,345,652,697,648/87,216,415.80
  6. Step 6: Final answer
    x = 90,009,954.90

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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.