Home / 410,553,918.72-615,779,504.64-134,182,026.72

Finding the Fourth Proportional to 410,553,918.72, 615,779,504.64 and 134,182,026.72

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Solution

The fourth proportional to 410,553,918.72, 615,779,504.64 and 134,182,026.72 is: 201,256,249.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,553,918.72 : 615,779,504.64 = 134,182,026.72 : x
  2. Step 2: Convert to fraction form
    410,553,918.72/615,779,504.64 = 134,182,026.72/x
  3. Step 3: Cross multiply
    410,553,918.72x = 615,779,504.64 × 134,182,026.72
  4. Step 4: Simplify right side
    410,553,918.72x = 82,626,541,945,232,848
  5. Step 5: Solve for x
    x = 82,626,541,945,232,848/410,553,918.72
  6. Step 6: Final answer
    x = 201,256,249.61

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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.