Home / 688,183,069,404.70-949,693,577,615.75-375,324,209,674.51

Finding the Fourth Proportional to 688,183,069,404.70, 949,693,577,615.75 and 375,324,209,674.51

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Solution

The fourth proportional to 688,183,069,404.70, 949,693,577,615.75 and 375,324,209,674.51 is: 517,947,923,014.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    688,183,069,404.70 : 949,693,577,615.75 = 375,324,209,674.51 : x
  2. Step 2: Convert to fraction form
    688,183,069,404.70/949,693,577,615.75 = 375,324,209,674.51/x
  3. Step 3: Cross multiply
    688,183,069,404.70x = 949,693,577,615.75 × 375,324,209,674.51
  4. Step 4: Simplify right side
    688,183,069,404.70x = 356,442,991,451,589,276,860,416
  5. Step 5: Solve for x
    x = 356,442,991,451,589,276,860,416/688,183,069,404.70
  6. Step 6: Final answer
    x = 517,947,923,014.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.