Home / 745,580,774.15-1,028,902,602.07-415,548,827.27

Finding the Fourth Proportional to 745,580,774.15, 1,028,902,602.07 and 415,548,827.27

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Solution

The fourth proportional to 745,580,774.15, 1,028,902,602.07 and 415,548,827.27 is: 573,458,013.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,580,774.15 : 1,028,902,602.07 = 415,548,827.27 : x
  2. Step 2: Convert to fraction form
    745,580,774.15/1,028,902,602.07 = 415,548,827.27/x
  3. Step 3: Cross multiply
    745,580,774.15x = 1,028,902,602.07 × 415,548,827.27
  4. Step 4: Simplify right side
    745,580,774.15x = 427,559,269,668,310,848
  5. Step 5: Solve for x
    x = 427,559,269,668,310,848/745,580,774.15
  6. Step 6: Final answer
    x = 573,458,013.53

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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.