Home / 1,120,316,788.46-1,546,172,737.92-637,626,097.53

Finding the Fourth Proportional to 1,120,316,788.46, 1,546,172,737.92 and 637,626,097.53

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Solution

The fourth proportional to 1,120,316,788.46, 1,546,172,737.92 and 637,626,097.53 is: 880,001,173.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,120,316,788.46 : 1,546,172,737.92 = 637,626,097.53 : x
  2. Step 2: Convert to fraction form
    1,120,316,788.46/1,546,172,737.92 = 637,626,097.53/x
  3. Step 3: Cross multiply
    1,120,316,788.46x = 1,546,172,737.92 × 637,626,097.53
  4. Step 4: Simplify right side
    1,120,316,788.46x = 985,880,088,987,204,992
  5. Step 5: Solve for x
    x = 985,880,088,987,204,992/1,120,316,788.46
  6. Step 6: Final answer
    x = 880,001,173.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.