Home / 1,255,698,845.10-1,883,548,267.65-382,293,276.30

Finding the Fourth Proportional to 1,255,698,845.10, 1,883,548,267.65 and 382,293,276.30

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Solution

The fourth proportional to 1,255,698,845.10, 1,883,548,267.65 and 382,293,276.30 is: 573,439,914.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,698,845.10 : 1,883,548,267.65 = 382,293,276.30 : x
  2. Step 2: Convert to fraction form
    1,255,698,845.10/1,883,548,267.65 = 382,293,276.30/x
  3. Step 3: Cross multiply
    1,255,698,845.10x = 1,883,548,267.65 × 382,293,276.30
  4. Step 4: Simplify right side
    1,255,698,845.10x = 720,067,838,309,107,840
  5. Step 5: Solve for x
    x = 720,067,838,309,107,840/1,255,698,845.10
  6. Step 6: Final answer
    x = 573,439,914.45

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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.