Home / 452,725,246.80-679,087,870.20-165,622,885.20

Finding the Fourth Proportional to 452,725,246.80, 679,087,870.20 and 165,622,885.20

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Solution

The fourth proportional to 452,725,246.80, 679,087,870.20 and 165,622,885.20 is: 248,434,327.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,725,246.80 : 679,087,870.20 = 165,622,885.20 : x
  2. Step 2: Convert to fraction form
    452,725,246.80/679,087,870.20 = 165,622,885.20/x
  3. Step 3: Cross multiply
    452,725,246.80x = 679,087,870.20 × 165,622,885.20
  4. Step 4: Simplify right side
    452,725,246.80x = 112,472,492,366,847,104
  5. Step 5: Solve for x
    x = 112,472,492,366,847,104/452,725,246.80
  6. Step 6: Final answer
    x = 248,434,327.80

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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.