Home / 328,799,285.62-453,739,398.07-178,088,191.93

Finding the Fourth Proportional to 328,799,285.62, 453,739,398.07 and 178,088,191.93

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Solution

The fourth proportional to 328,799,285.62, 453,739,398.07 and 178,088,191.93 is: 245,759,746.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,799,285.62 : 453,739,398.07 = 178,088,191.93 : x
  2. Step 2: Convert to fraction form
    328,799,285.62/453,739,398.07 = 178,088,191.93/x
  3. Step 3: Cross multiply
    328,799,285.62x = 453,739,398.07 × 178,088,191.93
  4. Step 4: Simplify right side
    328,799,285.62x = 80,805,629,009,692,832
  5. Step 5: Solve for x
    x = 80,805,629,009,692,832/328,799,285.62
  6. Step 6: Final answer
    x = 245,759,746.28

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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.