Home / 872,431,637.56-1,203,949,946.18-496,088,253.14

Finding the Fourth Proportional to 872,431,637.56, 1,203,949,946.18 and 496,088,253.14

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Solution

The fourth proportional to 872,431,637.56, 1,203,949,946.18 and 496,088,253.14 is: 684,598,540.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,431,637.56 : 1,203,949,946.18 = 496,088,253.14 : x
  2. Step 2: Convert to fraction form
    872,431,637.56/1,203,949,946.18 = 496,088,253.14/x
  3. Step 3: Cross multiply
    872,431,637.56x = 1,203,949,946.18 × 496,088,253.14
  4. Step 4: Simplify right side
    872,431,637.56x = 597,265,425,663,653,632
  5. Step 5: Solve for x
    x = 597,265,425,663,653,632/872,431,637.56
  6. Step 6: Final answer
    x = 684,598,540.39

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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.