Home / 1,358,174,279.59-2,037,258,876.69-425,568,522.87

Finding the Fourth Proportional to 1,358,174,279.59, 2,037,258,876.69 and 425,568,522.87

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Solution

The fourth proportional to 1,358,174,279.59, 2,037,258,876.69 and 425,568,522.87 is: 638,351,987.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,358,174,279.59 : 2,037,258,876.69 = 425,568,522.87 : x
  2. Step 2: Convert to fraction form
    1,358,174,279.59/2,037,258,876.69 = 425,568,522.87/x
  3. Step 3: Cross multiply
    1,358,174,279.59x = 2,037,258,876.69 × 425,568,522.87
  4. Step 4: Simplify right side
    1,358,174,279.59x = 866,993,250,856,758,784
  5. Step 5: Solve for x
    x = 866,993,250,856,758,784/1,358,174,279.59
  6. Step 6: Final answer
    x = 638,351,987.58

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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.