Home / 499,160,945.95-688,821,411.44-273,098,820.51

Finding the Fourth Proportional to 499,160,945.95, 688,821,411.44 and 273,098,820.51

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Solution

The fourth proportional to 499,160,945.95, 688,821,411.44 and 273,098,820.51 is: 376,865,050.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,160,945.95 : 688,821,411.44 = 273,098,820.51 : x
  2. Step 2: Convert to fraction form
    499,160,945.95/688,821,411.44 = 273,098,820.51/x
  3. Step 3: Cross multiply
    499,160,945.95x = 688,821,411.44 × 273,098,820.51
  4. Step 4: Simplify right side
    499,160,945.95x = 188,116,315,006,980,160
  5. Step 5: Solve for x
    x = 188,116,315,006,980,160/499,160,945.95
  6. Step 6: Final answer
    x = 376,865,050.31

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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.