Home / 1,256,095,976.78-1,884,424,977.03-382,765,695.50

Finding the Fourth Proportional to 1,256,095,976.78, 1,884,424,977.03 and 382,765,695.50

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Solution

The fourth proportional to 1,256,095,976.78, 1,884,424,977.03 and 382,765,695.50 is: 574,234,175.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,256,095,976.78 : 1,884,424,977.03 = 382,765,695.50 : x
  2. Step 2: Convert to fraction form
    1,256,095,976.78/1,884,424,977.03 = 382,765,695.50/x
  3. Step 3: Cross multiply
    1,256,095,976.78x = 1,884,424,977.03 × 382,765,695.50
  4. Step 4: Simplify right side
    1,256,095,976.78x = 721,293,236,950,459,520
  5. Step 5: Solve for x
    x = 721,293,236,950,459,520/1,256,095,976.78
  6. Step 6: Final answer
    x = 574,234,175.00

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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.