Home / 1,077,984,328.20-1,617,536,364.30-503,555,656.20

Finding the Fourth Proportional to 1,077,984,328.20, 1,617,536,364.30 and 503,555,656.20

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Solution

The fourth proportional to 1,077,984,328.20, 1,617,536,364.30 and 503,555,656.20 is: 755,595,015.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,984,328.20 : 1,617,536,364.30 = 503,555,656.20 : x
  2. Step 2: Convert to fraction form
    1,077,984,328.20/1,617,536,364.30 = 503,555,656.20/x
  3. Step 3: Cross multiply
    1,077,984,328.20x = 1,617,536,364.30 × 503,555,656.20
  4. Step 4: Simplify right side
    1,077,984,328.20x = 814,519,585,352,448,768
  5. Step 5: Solve for x
    x = 814,519,585,352,448,768/1,077,984,328.20
  6. Step 6: Final answer
    x = 755,595,015.66

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Double scale
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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.