Home / 106,466,948.40-159,700,422.60-45,882,674.40

Finding the Fourth Proportional to 106,466,948.40, 159,700,422.60 and 45,882,674.40

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Solution

The fourth proportional to 106,466,948.40, 159,700,422.60 and 45,882,674.40 is: 68,824,011.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,466,948.40 : 159,700,422.60 = 45,882,674.40 : x
  2. Step 2: Convert to fraction form
    106,466,948.40/159,700,422.60 = 45,882,674.40/x
  3. Step 3: Cross multiply
    106,466,948.40x = 159,700,422.60 × 45,882,674.40
  4. Step 4: Simplify right side
    106,466,948.40x = 7,327,482,491,698,201
  5. Step 5: Solve for x
    x = 7,327,482,491,698,201/106,466,948.40
  6. Step 6: Final answer
    x = 68,824,011.60

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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.