Home / 827,065,228.46-1,141,316,785.55-450,713,824.43

Finding the Fourth Proportional to 827,065,228.46, 1,141,316,785.55 and 450,713,824.43

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Solution

The fourth proportional to 827,065,228.46, 1,141,316,785.55 and 450,713,824.43 is: 621,966,968.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,065,228.46 : 1,141,316,785.55 = 450,713,824.43 : x
  2. Step 2: Convert to fraction form
    827,065,228.46/1,141,316,785.55 = 450,713,824.43/x
  3. Step 3: Cross multiply
    827,065,228.46x = 1,141,316,785.55 × 450,713,824.43
  4. Step 4: Simplify right side
    827,065,228.46x = 514,407,253,293,434,560
  5. Step 5: Solve for x
    x = 514,407,253,293,434,560/827,065,228.46
  6. Step 6: Final answer
    x = 621,966,968.98

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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.