Home / 3,186,115,579.55-4,778,358,193.69-944,638,759.87

Finding the Fourth Proportional to 3,186,115,579.55, 4,778,358,193.69 and 944,638,759.87

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Solution

The fourth proportional to 3,186,115,579.55, 4,778,358,193.69 and 944,638,759.87 is: 1,416,716,451.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,186,115,579.55 : 4,778,358,193.69 = 944,638,759.87 : x
  2. Step 2: Convert to fraction form
    3,186,115,579.55/4,778,358,193.69 = 944,638,759.87/x
  3. Step 3: Cross multiply
    3,186,115,579.55x = 4,778,358,193.69 × 944,638,759.87
  4. Step 4: Simplify right side
    3,186,115,579.55x = 4,513,822,358,301,974,528
  5. Step 5: Solve for x
    x = 4,513,822,358,301,974,528/3,186,115,579.55
  6. Step 6: Final answer
    x = 1,416,716,451.62

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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.