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Finding the Fourth Proportional to 590,976,019.40, 886,464,029.10 and 284,866,003.40

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Solution

The fourth proportional to 590,976,019.40, 886,464,029.10 and 284,866,003.40 is: 427,299,005.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,976,019.40 : 886,464,029.10 = 284,866,003.40 : x
  2. Step 2: Convert to fraction form
    590,976,019.40/886,464,029.10 = 284,866,003.40/x
  3. Step 3: Cross multiply
    590,976,019.40x = 886,464,029.10 × 284,866,003.40
  4. Step 4: Simplify right side
    590,976,019.40x = 252,523,465,127,578,272
  5. Step 5: Solve for x
    x = 252,523,465,127,578,272/590,976,019.40
  6. Step 6: Final answer
    x = 427,299,005.10

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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.