Home / 700,709,360.26-966,523,288.66-449,415,718.86

Finding the Fourth Proportional to 700,709,360.26, 966,523,288.66 and 449,415,718.86

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Solution

The fourth proportional to 700,709,360.26, 966,523,288.66 and 449,415,718.86 is: 619,901,464.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,709,360.26 : 966,523,288.66 = 449,415,718.86 : x
  2. Step 2: Convert to fraction form
    700,709,360.26/966,523,288.66 = 449,415,718.86/x
  3. Step 3: Cross multiply
    700,709,360.26x = 966,523,288.66 × 449,415,718.86
  4. Step 4: Simplify right side
    700,709,360.26x = 434,370,758,560,985,472
  5. Step 5: Solve for x
    x = 434,370,758,560,985,472/700,709,360.26
  6. Step 6: Final answer
    x = 619,901,464.43

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Double scale
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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.