Home / 700,709,360.13-966,523,288.49-449,415,718.73

Finding the Fourth Proportional to 700,709,360.13, 966,523,288.49 and 449,415,718.73

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Solution

The fourth proportional to 700,709,360.13, 966,523,288.49 and 449,415,718.73 is: 619,901,464.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,709,360.13 : 966,523,288.49 = 449,415,718.73 : x
  2. Step 2: Convert to fraction form
    700,709,360.13/966,523,288.49 = 449,415,718.73/x
  3. Step 3: Cross multiply
    700,709,360.13x = 966,523,288.49 × 449,415,718.73
  4. Step 4: Simplify right side
    700,709,360.13x = 434,370,758,362,561,280
  5. Step 5: Solve for x
    x = 434,370,758,362,561,280/700,709,360.13
  6. Step 6: Final answer
    x = 619,901,464.26

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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.