Home / 391,154,200,250.60-586,730,568,037.16-122,563,742,286.81

Finding the Fourth Proportional to 391,154,200,250.60, 586,730,568,037.16 and 122,563,742,286.81

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Solution

The fourth proportional to 391,154,200,250.60, 586,730,568,037.16 and 122,563,742,286.81 is: 183,845,383,960.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    391,154,200,250.60 : 586,730,568,037.16 = 122,563,742,286.81 : x
  2. Step 2: Convert to fraction form
    391,154,200,250.60/586,730,568,037.16 = 122,563,742,286.81/x
  3. Step 3: Cross multiply
    391,154,200,250.60x = 586,730,568,037.16 × 122,563,742,286.81
  4. Step 4: Simplify right side
    391,154,200,250.60x = 71,911,894,132,700,120,875,008
  5. Step 5: Solve for x
    x = 71,911,894,132,700,120,875,008/391,154,200,250.60
  6. Step 6: Final answer
    x = 183,845,383,960.16

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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.