Home / 1,296,082,055.53-1,788,023,265.71-759,960,069.08

Finding the Fourth Proportional to 1,296,082,055.53, 1,788,023,265.71 and 759,960,069.08

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Solution

The fourth proportional to 1,296,082,055.53, 1,788,023,265.71 and 759,960,069.08 is: 1,048,410,691.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,296,082,055.53 : 1,788,023,265.71 = 759,960,069.08 : x
  2. Step 2: Convert to fraction form
    1,296,082,055.53/1,788,023,265.71 = 759,960,069.08/x
  3. Step 3: Cross multiply
    1,296,082,055.53x = 1,788,023,265.71 × 759,960,069.08
  4. Step 4: Simplify right side
    1,296,082,055.53x = 1,358,826,284,512,878,848
  5. Step 5: Solve for x
    x = 1,358,826,284,512,878,848/1,296,082,055.53
  6. Step 6: Final answer
    x = 1,048,410,691.83

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Double scale
Find fourth proportional to 1,296,082,056.53, 1,788,023,267.08 and 759,960,070.08
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1.5x scale

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.