Home / 708,588,889.20-1,062,883,333.80-611,654,050.80

Finding the Fourth Proportional to 708,588,889.20, 1,062,883,333.80 and 611,654,050.80

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Solution

The fourth proportional to 708,588,889.20, 1,062,883,333.80 and 611,654,050.80 is: 917,481,076.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,588,889.20 : 1,062,883,333.80 = 611,654,050.80 : x
  2. Step 2: Convert to fraction form
    708,588,889.20/1,062,883,333.80 = 611,654,050.80/x
  3. Step 3: Cross multiply
    708,588,889.20x = 1,062,883,333.80 × 611,654,050.80
  4. Step 4: Simplify right side
    708,588,889.20x = 650,116,896,646,578,432
  5. Step 5: Solve for x
    x = 650,116,896,646,578,432/708,588,889.20
  6. Step 6: Final answer
    x = 917,481,076.20

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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.