Home / 980,010,453.56-1,352,397,323.46-533,977,508.91

Finding the Fourth Proportional to 980,010,453.56, 1,352,397,323.46 and 533,977,508.91

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Solution

The fourth proportional to 980,010,453.56, 1,352,397,323.46 and 533,977,508.91 is: 736,879,643.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,010,453.56 : 1,352,397,323.46 = 533,977,508.91 : x
  2. Step 2: Convert to fraction form
    980,010,453.56/1,352,397,323.46 = 533,977,508.91/x
  3. Step 3: Cross multiply
    980,010,453.56x = 1,352,397,323.46 × 533,977,508.91
  4. Step 4: Simplify right side
    980,010,453.56x = 722,149,753,837,722,368
  5. Step 5: Solve for x
    x = 722,149,753,837,722,368/980,010,453.56
  6. Step 6: Final answer
    x = 736,879,643.70

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1.5x scale

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.