Home / 948,464,914.64-1,309,018,558.72-546,501,707.38

Finding the Fourth Proportional to 948,464,914.64, 1,309,018,558.72 and 546,501,707.38

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Solution

The fourth proportional to 948,464,914.64, 1,309,018,558.72 and 546,501,707.38 is: 754,251,281.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,464,914.64 : 1,309,018,558.72 = 546,501,707.38 : x
  2. Step 2: Convert to fraction form
    948,464,914.64/1,309,018,558.72 = 546,501,707.38/x
  3. Step 3: Cross multiply
    948,464,914.64x = 1,309,018,558.72 × 546,501,707.38
  4. Step 4: Simplify right side
    948,464,914.64x = 715,380,877,339,116,800
  5. Step 5: Solve for x
    x = 715,380,877,339,116,800/948,464,914.64
  6. Step 6: Final answer
    x = 754,251,281.51

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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.