Home / 1,117,810,485.08-1,542,584,537.04-641,462,924.87

Finding the Fourth Proportional to 1,117,810,485.08, 1,542,584,537.04 and 641,462,924.87

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Solution

The fourth proportional to 1,117,810,485.08, 1,542,584,537.04 and 641,462,924.87 is: 885,222,318.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117,810,485.08 : 1,542,584,537.04 = 641,462,924.87 : x
  2. Step 2: Convert to fraction form
    1,117,810,485.08/1,542,584,537.04 = 641,462,924.87/x
  3. Step 3: Cross multiply
    1,117,810,485.08x = 1,542,584,537.04 × 641,462,924.87
  4. Step 4: Simplify right side
    1,117,810,485.08x = 989,510,788,989,358,336
  5. Step 5: Solve for x
    x = 989,510,788,989,358,336/1,117,810,485.08
  6. Step 6: Final answer
    x = 885,222,318.27

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Double scale
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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.